{"product_id":"star-stripe-shennong-goby-rhinogobius-shennongensis","title":"Star-stripe Shennong Goby-Rhinogobius shennongensis","description":"\u003ch3 data-start=\"223\" data-end=\"249\"\u003e← Back \u003ca href=\"https:\/\/eiraaquatics.com\/collections\/goby\"\u003eGoby\u003c\/a\u003e (genus overview)\u003c\/h3\u003e\n\u003ch2 data-start=\"631\" data-end=\"675\"\u003e1. Taxonomy and Biological Classification\u003c\/h2\u003e\n\u003cp data-start=\"677\" data-end=\"889\"\u003e\u003cstrong data-start=\"677\" data-end=\"689\"\u003eKingdom:\u003c\/strong\u003e Animalia\u003cbr data-start=\"698\" data-end=\"701\"\u003e\u003cstrong data-start=\"701\" data-end=\"712\"\u003ePhylum:\u003c\/strong\u003e Chordata\u003cbr data-start=\"721\" data-end=\"724\"\u003e\u003cstrong data-start=\"724\" data-end=\"734\"\u003eClass:\u003c\/strong\u003e Actinopterygii (Ray-finned fishes)\u003cbr data-start=\"769\" data-end=\"772\"\u003e\u003cstrong data-start=\"772\" data-end=\"782\"\u003eOrder:\u003c\/strong\u003e Gobiiformes\u003cbr data-start=\"794\" data-end=\"797\"\u003e\u003cstrong data-start=\"797\" data-end=\"808\"\u003eFamily:\u003c\/strong\u003e Gobiidae\u003cbr data-start=\"817\" data-end=\"820\"\u003e\u003cstrong data-start=\"820\" data-end=\"830\"\u003eGenus:\u003c\/strong\u003e \u003cem data-start=\"831\" data-end=\"844\"\u003eRhinogobius \u003c\/em\u003e\u003cbr data-start=\"844\" data-end=\"847\"\u003e\u003cstrong data-start=\"847\" data-end=\"859\"\u003eSpecies:\u003c\/strong\u003e \u003cem data-start=\"860\" data-end=\"887\"\u003eRhinogobius niger\u003c\/em\u003e\u003c\/p\u003e\n\u003cp data-start=\"891\" data-end=\"916\"\u003e\u003cstrong data-start=\"891\" data-end=\"914\"\u003eCommon trade names:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRed  Fin Shennong Goby\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"935\" data-end=\"957\"\u003e\n\u003cp data-start=\"937\" data-end=\"957\"\u003eBlue Fin Shennong Goby\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"958\" data-end=\"982\"\u003e\n\u003cp data-start=\"960\" data-end=\"982\"\u003eStar-stripe Shennong Goby\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"983\" data-end=\"1005\"\u003e\n\u003cp data-start=\"985\" data-end=\"1005\"\u003eChinese name：(星条旗虾虎)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1007\" data-end=\"1010\"\u003e\n\u003ch2 data-start=\"1012\" data-end=\"1043\"\u003e2. Nomenclature and Identity\u003c\/h2\u003e\n\u003cp data-start=\"130\" data-end=\"164\"\u003e\u003cstrong data-start=\"130\" data-end=\"164\"\u003eImportant Naming Clarification\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"166\" data-end=\"308\"\u003eFor readers with prior knowledge of this species, or for native Chinese speakers, some confusion may arise regarding the name “Shennong Goby.”\u003c\/p\u003e\n\u003cp data-start=\"310\" data-end=\"491\"\u003eIn Chinese hobby usage, the fish commonly called \u003cstrong data-start=\"359\" data-end=\"378\"\u003e“Shennong Goby（神龙虾虎）”\u003c\/strong\u003e or \u003cstrong data-start=\"382\" data-end=\"408\"\u003e“Star-stripe Shennong”\u003c\/strong\u003e actually belongs to the species known as the \u003cstrong\u003e\u003cem data-start=\"860\" data-end=\"887\"\u003eRhinogobius niger\u003c\/em\u003e\u003c\/strong\u003e (黑吻虾虎鱼).\u003c\/p\u003e\n\u003cp data-start=\"493\" data-end=\"683\"\u003eHowever, the scientific species name \u003cstrong data-start=\"530\" data-end=\"561\"\u003e\u003cem data-start=\"532\" data-end=\"559\"\u003eRhinogobius shennongensis\u003c\/em\u003e\u003c\/strong\u003e is officially translated into Chinese as \u003cstrong data-start=\"603\" data-end=\"630\"\u003e“神农吻虾虎” (Shennong Goby)\u003c\/strong\u003e — which refers to a \u003cstrong data-start=\"651\" data-end=\"682\"\u003edifferent taxonomic species\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"685\" data-end=\"695\"\u003eTherefore:\u003c\/p\u003e\n\u003cul data-start=\"697\" data-end=\"1045\"\u003e\n\u003cli data-start=\"697\" data-end=\"791\"\u003e\n\u003cp data-start=\"699\" data-end=\"791\"\u003eThe hobby fish commonly called “Shennong Goby” belongs to the \u003cstrong data-start=\"761\" data-end=\"789\"\u003eBlack-lipped Rhinogobius\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"792\" data-end=\"905\"\u003e\n\u003cp data-start=\"794\" data-end=\"905\"\u003eThe scientific species \u003cem data-start=\"817\" data-end=\"844\"\u003eRhinogobius shennongensis\u003c\/em\u003e is \u003cstrong data-start=\"848\" data-end=\"855\"\u003enot\u003c\/strong\u003e the same fish as the one presented on this page\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"906\" data-end=\"1045\"\u003e\n\u003cp data-start=\"908\" data-end=\"1045\"\u003eThe confusion arises because the \u003cstrong data-start=\"941\" data-end=\"1045\"\u003ehobby common name coincidentally matches the Chinese translation of another species’ scientific name\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1047\" data-end=\"1205\"\u003eThe species described in this page is the \u003cstrong data-start=\"1089\" data-end=\"1117\"\u003eBlack-lipped Rhinogobius\u003c\/strong\u003e, and not \u003cem data-start=\"1127\" data-end=\"1154\"\u003eRhinogobius shennongensis\u003c\/em\u003e, despite the shared Chinese name in popular usage.\u003c\/p\u003e\n\u003chr data-start=\"1644\" data-end=\"1647\"\u003e\n\u003ch2 data-start=\"1649\" data-end=\"1709\"\u003e3. Key Diagnostic Feature (Primary Identification Marker)\u003c\/h2\u003e\n\u003cp data-start=\"1711\" data-end=\"1795\"\u003eThe most stable and reliable diagnostic character of \u003cem data-start=\"1764\" data-end=\"1791\"\u003eRhinogobius shennongensis\u003c\/em\u003e is:\u003c\/p\u003e\n\u003cp data-start=\"1797\" data-end=\"1865\"\u003e\u003cstrong data-start=\"1797\" data-end=\"1865\"\u003eA distinct line located directly beneath each eye\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1867\" data-end=\"1880\"\u003eThis marking:\u003c\/p\u003e\n\u003cul data-start=\"1882\" data-end=\"2033\"\u003e\n\u003cli data-start=\"1882\" data-end=\"1915\"\u003e\n\u003cp data-start=\"1884\" data-end=\"1915\"\u003eIs present in all color forms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1916\" data-end=\"1967\"\u003e\n\u003cp data-start=\"1918\" data-end=\"1967\"\u003eDoes not fade with stress or coloration changes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1968\" data-end=\"1997\"\u003e\n\u003cp data-start=\"1970\" data-end=\"1997\"\u003eDoes not vary by locality\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1998\" data-end=\"2033\"\u003e\n\u003cp data-start=\"2000\" data-end=\"2033\"\u003eRemains visible throughout life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2035\" data-end=\"2168\"\u003eThis eye-line is the \u003cstrong data-start=\"2056\" data-end=\"2089\"\u003esingle most important feature\u003c\/strong\u003e for distinguishing Shennong Gobies from closely related \u003cem data-start=\"2146\" data-end=\"2159\"\u003eRhinogobius\u003c\/em\u003e species.\u003c\/p\u003e\n\u003chr data-start=\"2170\" data-end=\"2173\"\u003e\n\u003ch2 data-start=\"2175\" data-end=\"2200\"\u003e4. Size and Morphology\u003c\/h2\u003e\n\u003cul data-start=\"2202\" data-end=\"2353\"\u003e\n\u003cli data-start=\"2202\" data-end=\"2238\"\u003e\n\u003cp data-start=\"2204\" data-end=\"2238\"\u003eTypical adult length: \u003cstrong data-start=\"2226\" data-end=\"2236\"\u003e6–8 cm\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2239\" data-end=\"2298\"\u003e\n\u003cp data-start=\"2241\" data-end=\"2298\"\u003eMaximum length (depending on locality): \u003cstrong data-start=\"2281\" data-end=\"2296\"\u003eup to 10 cm\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2299\" data-end=\"2353\"\u003e\n\u003cp data-start=\"2301\" data-end=\"2353\"\u003eSome small-population forms mature at only \u003cstrong data-start=\"2344\" data-end=\"2353\"\u003e~6 cm\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2355\" data-end=\"2594\"\u003eThe body is moderately robust, with well-developed pectoral fins adapted for clinging to rock surfaces.\u003cbr data-start=\"2458\" data-end=\"2461\"\u003eIn many populations, males develop \u003cstrong data-start=\"2496\" data-end=\"2527\"\u003ehigh, flag-like dorsal fins\u003c\/strong\u003e, which play an important role in display and territorial behavior.\u003c\/p\u003e\n\u003chr data-start=\"2596\" data-end=\"2599\"\u003e\n\u003ch2 data-start=\"2601\" data-end=\"2648\"\u003e5. Natural Distribution and Drainage Systems\u003c\/h2\u003e\n\u003cp data-start=\"2650\" data-end=\"2775\"\u003e\u003cem data-start=\"2650\" data-end=\"2677\"\u003eRhinogobius shennongensis\u003c\/em\u003e is distributed mainly in mountainous stream systems of central and southeastern China, including:\u003cstrong\u003e Hunan ,Jiangxi,Zhejiang,Anhui,Guizhou,Chongqing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"3007\" data-end=\"3210\"\u003eThe species shows a classic pattern of \u003cstrong data-start=\"3046\" data-end=\"3080\"\u003elocalized upstream populations\u003c\/strong\u003e:\u003cbr data-start=\"3081\" data-end=\"3084\"\u003edense populations occur in very short upper-stream sections, while large stretches of river may contain no individuals at all.\u003c\/p\u003e\n\u003chr data-start=\"3212\" data-end=\"3215\"\u003e\n\u003ch2 data-start=\"3217\" data-end=\"3251\"\u003e6. Habitat and Ecological Niche\u003c\/h2\u003e\n\u003cp data-start=\"3253\" data-end=\"3327\"\u003eThis species is a textbook example of an \u003cstrong data-start=\"3294\" data-end=\"3326\"\u003eupper-stream rheophilic goby\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"3329\" data-end=\"3361\"\u003eTypical habitat characteristics:\u003c\/p\u003e\n\u003cul data-start=\"3363\" data-end=\"3558\"\u003e\n\u003cli data-start=\"3363\" data-end=\"3405\"\u003e\n\u003cp data-start=\"3365\" data-end=\"3405\"\u003eUppermost sections of mountain streams\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3406\" data-end=\"3436\"\u003e\n\u003cp data-start=\"3408\" data-end=\"3436\"\u003eStrong, continuous current\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3437\" data-end=\"3478\"\u003e\n\u003cp data-start=\"3439\" data-end=\"3478\"\u003eSteep gradients or cascading sections\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3479\" data-end=\"3515\"\u003e\n\u003cp data-start=\"3481\" data-end=\"3515\"\u003eRocky or coarse gravel substrate\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3516\" data-end=\"3558\"\u003e\n\u003cp data-start=\"3518\" data-end=\"3558\"\u003eExceptionally clear, oxygen-rich water\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3560\" data-end=\"3682\"\u003eThe species displays a pronounced \u003cstrong data-start=\"3594\" data-end=\"3625\"\u003eupstream migration tendency\u003c\/strong\u003e and is rarely found in slow or flat sections of streams.\u003c\/p\u003e\n\u003cp data-start=\"3684\" data-end=\"3795\"\u003eEcologically, it belongs to a group of fishes that serve as \u003cstrong data-start=\"3744\" data-end=\"3794\"\u003eexcellent indicators of pristine water quality\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"3797\" data-end=\"3800\"\u003e\n\u003ch2 data-start=\"3802\" data-end=\"3859\"\u003e7. Major Color Forms (Market and Hobby Classification)\u003c\/h2\u003e\n\u003cp data-start=\"3861\" data-end=\"3957\"\u003eAlthough biologically identical, three major display forms are commonly recognized in the hobby.\u003c\/p\u003e\n\u003ch3 data-end=\"4003\" data-start=\"3964\"\u003e7.1 Red Fin Rhinogobius\u003c\/h3\u003e\n\u003cp data-end=\"4024\" data-start=\"4005\"\u003e\u003cstrong data-end=\"4024\" data-start=\"4005\"\u003eCharacteristics\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"4146\" data-start=\"4026\"\u003e\n\u003cli data-end=\"4056\" data-start=\"4026\"\u003e\n\u003cp data-end=\"4056\" data-start=\"4028\"\u003ePale or whitish base color\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"4097\" data-start=\"4057\"\u003e\n\u003cp data-end=\"4097\" data-start=\"4059\"\u003eBody and fins covered with red spots\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"4146\" data-start=\"4098\"\u003e\n\u003cp data-end=\"4146\" data-start=\"4100\"\u003eIn some males, chin and lips turn bright red\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"4167\" data-start=\"4148\"\u003e\u003cstrong data-end=\"4167\" data-start=\"4148\"\u003eTypical regions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"4190\" data-start=\"4169\"\u003e\n\u003cli data-end=\"4178\" data-start=\"4169\"\u003e\n\u003cp data-end=\"4178\" data-start=\"4171\"\u003eHunan,Jiangxi\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"4359\" data-start=\"4356\"\u003e\n\u003ch3 data-end=\"4399\" data-start=\"4361\"\u003e7.2 Blue Fin Rhinogobius\u003c\/h3\u003e\n\u003cp data-end=\"4420\" data-start=\"4401\"\u003e\u003cstrong data-end=\"4420\" data-start=\"4401\"\u003eCharacteristics\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"4552\" data-start=\"4422\"\u003e\n\u003cli data-end=\"4459\" data-start=\"4422\"\u003e\n\u003cp data-end=\"4459\" data-start=\"4424\"\u003eTall dorsal fin resembling a flag\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"4500\" data-start=\"4460\"\u003e\n\u003cp data-end=\"4500\" data-start=\"4462\"\u003eDorsal and caudal fins metallic blue\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"4552\" data-start=\"4501\"\u003e\n\u003cp data-end=\"4552\" data-start=\"4503\"\u003eSome individuals develop a full blue body sheen\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"4573\" data-start=\"4554\"\u003e\u003cstrong data-end=\"4573\" data-start=\"4554\"\u003eTypical regions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"4664\" data-start=\"4575\"\u003e\n\u003cli data-end=\"4610\" data-start=\"4575\"\u003e\n\u003cp data-end=\"4610\" data-start=\"4577\"\u003eHunan (especially Loudi region),Zhejiang (Lin’an, Hangzhou area, Ou River system)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"4675\" data-start=\"4666\"\u003e\u003cstrong data-end=\"4675\" data-start=\"4666\"\u003eNotes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"4735\" data-start=\"4677\"\u003eThis form is \u003cstrong data-end=\"4734\" data-start=\"4690\"\u003eextremely sensitive to husbandry quality\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cul data-end=\"4942\" data-start=\"4737\"\u003e\n\u003cli data-end=\"4800\" data-start=\"4737\"\u003e\n\u003cp data-end=\"4800\" data-start=\"4739\"\u003eNewly imported fish are often yellow, orange, or dull brown\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"4869\" data-start=\"4801\"\u003e\n\u003cp data-end=\"4869\" data-start=\"4803\"\u003eTrue blue coloration develops gradually under optimal conditions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"4942\" data-start=\"4870\"\u003e\n\u003cp data-end=\"4942\" data-start=\"4872\"\u003eAmong all forms, this one best reflects the keeper’s technical skill\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"5024\" data-start=\"4944\"\u003eThis is widely considered the \u003cstrong data-end=\"5023\" data-start=\"4974\"\u003emost technically demanding and rewarding form\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-end=\"5029\" data-start=\"5026\"\u003e\n\u003ch3 data-end=\"5081\" data-start=\"5031\"\u003e7.3 Star-stripe Rhinogobius\u003c\/h3\u003e\n\u003cp data-end=\"5102\" data-start=\"5083\"\u003e\u003cstrong data-end=\"5102\" data-start=\"5083\"\u003eCharacteristics\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"5252\" data-start=\"5104\"\u003e\n\u003cli data-end=\"5145\" data-start=\"5104\"\u003e\n\u003cp data-end=\"5145\" data-start=\"5106\"\u003eRed spots combined with blue fin rays\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"5197\" data-start=\"5146\"\u003e\n\u003cp data-end=\"5197\" data-start=\"5148\"\u003eDorsal fin shows alternating red and blue bands\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"5252\" data-start=\"5198\"\u003e\n\u003cp data-end=\"5252\" data-start=\"5200\"\u003eColor contrast can be striking in high-grade males\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"5273\" data-start=\"5254\"\u003e\u003cstrong data-end=\"5273\" data-start=\"5254\"\u003eTypical regions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"5356\" data-start=\"5275\"\u003e\n\u003cli data-end=\"5296\" data-start=\"5275\"\u003e\n\u003cp data-end=\"5296\" data-start=\"5277\"\u003eHunan (core area),Jiangxi,Zhejiang (including Hangzhou drainages)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"5367\" data-start=\"5358\"\u003eNotes\u003c\/p\u003e\n\u003cp data-end=\"5515\" data-start=\"5369\"\u003eIndividual variation is extreme.\u003cbr data-end=\"5404\" data-start=\"5401\"\u003eSome populations produce ordinary fish, while others occasionally yield exceptionally high-grade display males.\u003c\/p\u003e\n\u003cp data-end=\"5595\" data-start=\"5517\"\u003eThis form is generally regarded as the \u003cstrong data-end=\"5594\" data-start=\"5556\"\u003emost visually complex and balanced\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-end=\"5600\" data-start=\"5597\"\u003e\n\u003ch2 data-end=\"5651\" data-start=\"5602\"\u003e8. Regional Color Tendencies (General Pattern)\u003c\/h2\u003e\n\u003cp data-end=\"5738\" data-start=\"5653\"\u003eWithout listing dozens of micro-localities, the overall pattern can be summarized as:\u003c\/p\u003e\n\u003cul data-end=\"6128\" data-start=\"5740\"\u003e\n\u003cli data-end=\"5857\" data-start=\"5740\"\u003e\n\u003cp data-end=\"5760\" data-start=\"5742\"\u003e\u003cstrong data-end=\"5758\" data-start=\"5742\"\u003eHunan system\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"5857\" data-start=\"5763\"\u003e\n\u003cli data-end=\"5784\" data-start=\"5763\"\u003e\n\u003cp data-end=\"5784\" data-start=\"5765\"\u003eCore distribution\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"5815\" data-start=\"5787\"\u003e\n\u003cp data-end=\"5815\" data-start=\"5789\"\u003eProduces all three forms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"5857\" data-start=\"5818\"\u003e\n\u003cp data-end=\"5857\" data-start=\"5820\"\u003eSource of most high-grade specimens\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"6046\" data-start=\"5859\"\u003e\n\u003cp data-end=\"5911\" data-start=\"5861\"\u003e\u003cstrong data-end=\"5909\" data-start=\"5861\"\u003eZhejiang system (Lin’an, Hangzhou, Ou River)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"6046\" data-start=\"5914\"\u003e\n\u003cli data-end=\"5958\" data-start=\"5914\"\u003e\n\u003cp data-end=\"5958\" data-start=\"5916\"\u003eProduces both Blue and Star-stripe forms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"6012\" data-start=\"5961\"\u003e\n\u003cp data-end=\"6012\" data-start=\"5963\"\u003eJuveniles often dull; coloration develops later\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"6046\" data-start=\"6015\"\u003e\n\u003cp data-end=\"6046\" data-start=\"6017\"\u003eUnique tail patterns common\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"6128\" data-start=\"6048\"\u003e\n\u003cp data-end=\"6070\" data-start=\"6050\"\u003e\u003cstrong data-end=\"6068\" data-start=\"6050\"\u003eJiangxi system\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"6128\" data-start=\"6073\"\u003e\n\u003cli data-end=\"6100\" data-start=\"6073\"\u003e\n\u003cp data-end=\"6100\" data-start=\"6075\"\u003eRed forms more frequent\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"6128\" data-start=\"6103\"\u003e\n\u003cp data-end=\"6128\" data-start=\"6105\"\u003ePaler base coloration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"6144\" data-start=\"6130\"\u003eGeneral trend:\u003c\/p\u003e\n\u003cblockquote data-end=\"6294\" data-start=\"6146\"\u003e\n\u003cp data-end=\"6294\" data-start=\"6148\"\u003eSouthwestern drainages lean toward red forms\u003cbr data-end=\"6195\" data-start=\"6192\"\u003eCentral–eastern drainages lean toward blue forms\u003cbr data-end=\"6248\" data-start=\"6245\"\u003eHunan remains the main center of diversity\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003chr data-end=\"6299\" data-start=\"6296\"\u003e\n\u003ch2 data-end=\"6337\" data-start=\"6301\"\u003e9. Behavior and Activity Patterns\u003c\/h2\u003e\n\u003cp data-end=\"6409\" data-start=\"6339\"\u003e\u003cem data-end=\"6366\" data-start=\"6339\"\u003eRhinogobius shennongensis\u003c\/em\u003e is a classic \u003cstrong data-end=\"6408\" data-start=\"6380\"\u003ebenthic, rheophilic goby\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 data-end=\"6431\" data-start=\"6411\"\u003eGeneral behavior\u003c\/h3\u003e\n\u003cul data-end=\"6599\" data-start=\"6433\"\u003e\n\u003cli data-end=\"6499\" data-start=\"6433\"\u003e\n\u003cp data-end=\"6499\" data-start=\"6435\"\u003eSpends most time clinging to rocks or resting on the substrate\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"6544\" data-start=\"6500\"\u003e\n\u003cp data-end=\"6544\" data-start=\"6502\"\u003ePrefers areas with the strongest current\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"6574\" data-start=\"6545\"\u003e\n\u003cp data-end=\"6574\" data-start=\"6547\"\u003eRarely swims in mid-water\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"6599\" data-start=\"6575\"\u003e\n\u003cp data-end=\"6599\" data-start=\"6577\"\u003eHighly site-attached\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"6619\" data-start=\"6601\"\u003eTerritoriality\u003c\/h3\u003e\n\u003cul data-end=\"6798\" data-start=\"6621\"\u003e\n\u003cli data-end=\"6657\" data-start=\"6621\"\u003e\n\u003cp data-end=\"6657\" data-start=\"6623\"\u003eMales maintain small territories\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"6715\" data-start=\"6658\"\u003e\n\u003cp data-end=\"6715\" data-start=\"6660\"\u003eEncounters usually involve display rather than biting\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"6798\" data-start=\"6716\"\u003e\n\u003cp data-end=\"6798\" data-start=\"6718\"\u003eDorsal fin expansion and body color intensification are primary threat signals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"6825\" data-start=\"6800\"\u003eReproductive behavior\u003c\/h3\u003e\n\u003cul data-end=\"6952\" data-start=\"6827\"\u003e\n\u003cli data-end=\"6872\" data-start=\"6827\"\u003e\n\u003cp data-end=\"6872\" data-start=\"6829\"\u003eMales select rock crevices or small caves\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"6908\" data-start=\"6873\"\u003e\n\u003cp data-end=\"6908\" data-start=\"6875\"\u003eDisplay dorsal fins extensively\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"6952\" data-start=\"6909\"\u003e\n\u003cp data-end=\"6952\" data-start=\"6911\"\u003eGuard nesting sites and repel intruders\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"6973\" data-start=\"6954\"\u003eEscape response\u003c\/h3\u003e\n\u003cul data-end=\"7085\" data-start=\"6975\"\u003e\n\u003cli data-end=\"7014\" data-start=\"6975\"\u003e\n\u003cp data-end=\"7014\" data-start=\"6977\"\u003eInstantly presses flat against rock\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"7038\" data-start=\"7015\"\u003e\n\u003cp data-end=\"7038\" data-start=\"7017\"\u003eDarts into crevices\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"7085\" data-start=\"7039\"\u003e\n\u003cp data-end=\"7085\" data-start=\"7041\"\u003eMay remain motionless for extended periods\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"7201\" data-start=\"7087\"\u003eOverall, this species offers \u003cstrong data-end=\"7172\" data-start=\"7116\"\u003eexceptional behavioral interest and display dynamics\u003c\/strong\u003e for advanced stream aquaria.\u003c\/p\u003e\n\u003chr data-end=\"7206\" data-start=\"7203\"\u003e\n\u003ch2 data-end=\"7254\" data-start=\"7208\"\u003e10. Aquarium Care and Difficulty Assessment\u003c\/h2\u003e\n\u003ch3 data-end=\"7278\" data-start=\"7256\"\u003eDifficulty Level\u003c\/h3\u003e\n\u003cp data-end=\"7307\" data-start=\"7279\"\u003e\u003cstrong data-end=\"7307\" data-start=\"7279\"\u003eIntermediate to Advanced\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"7386\" data-start=\"7309\"\u003eNot recommended for beginners without experience in fast-flow stream systems.\u003c\/p\u003e\n\u003chr data-end=\"7391\" data-start=\"7388\"\u003e\n\u003ch3 data-end=\"7449\" data-start=\"7393\"\u003eCore Husbandry Principle: Simulate a Mountain Stream\u003c\/h3\u003e\n\u003cp data-end=\"7474\" data-start=\"7451\"\u003eEssential requirements:\u003c\/p\u003e\n\u003cul data-end=\"7865\" data-start=\"7476\"\u003e\n\u003cli data-end=\"7608\" data-start=\"7476\"\u003e\n\u003cp data-end=\"7505\" data-start=\"7478\"\u003e\u003cstrong data-end=\"7503\" data-start=\"7478\"\u003eStrong water movement\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"7608\" data-start=\"7508\"\u003e\n\u003cli data-end=\"7547\" data-start=\"7508\"\u003e\n\u003cp data-end=\"7547\" data-start=\"7510\"\u003eUse circulation pumps or wavemakers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"7608\" data-start=\"7550\"\u003e\n\u003cp data-end=\"7608\" data-start=\"7552\"\u003eContinuous directional current is strongly recommended\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"7717\" data-start=\"7610\"\u003e\n\u003cp data-end=\"7640\" data-start=\"7612\"\u003e\u003cstrong data-end=\"7638\" data-start=\"7612\"\u003eHigh oxygen saturation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"7717\" data-start=\"7643\"\u003e\n\u003cli data-end=\"7666\" data-start=\"7643\"\u003e\n\u003cp data-end=\"7666\" data-start=\"7645\"\u003ePowerful filtration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"7690\" data-start=\"7669\"\u003e\n\u003cp data-end=\"7690\" data-start=\"7671\"\u003eSurface agitation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"7717\" data-start=\"7693\"\u003e\n\u003cp data-end=\"7717\" data-start=\"7695\"\u003eAvoid stagnant zones\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"7865\" data-start=\"7719\"\u003e\n\u003cp data-end=\"7747\" data-start=\"7721\"\u003e\u003cstrong data-end=\"7745\" data-start=\"7721\"\u003eSubstrate and layout\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"7865\" data-start=\"7750\"\u003e\n\u003cli data-end=\"7774\" data-start=\"7750\"\u003e\n\u003cp data-end=\"7774\" data-start=\"7752\"\u003eRock-based hardscape\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"7811\" data-start=\"7777\"\u003e\n\u003cp data-end=\"7811\" data-start=\"7779\"\u003eSloped structures and crevices\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"7865\" data-start=\"7814\"\u003e\n\u003cp data-end=\"7865\" data-start=\"7816\"\u003eMultiple shelter points for territorial spacing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"7870\" data-start=\"7867\"\u003e\n\u003ch3 data-end=\"7900\" data-start=\"7872\"\u003eWater Quality and Health\u003c\/h3\u003e\n\u003cp data-end=\"7939\" data-start=\"7902\"\u003eThis species is relatively sensitive:\u003c\/p\u003e\n\u003cul data-end=\"8126\" data-start=\"7941\"\u003e\n\u003cli data-end=\"7983\" data-start=\"7941\"\u003e\n\u003cp data-end=\"7983\" data-start=\"7943\"\u003eHighly intolerant of organic pollution\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"8024\" data-start=\"7984\"\u003e\n\u003cp data-end=\"8024\" data-start=\"7986\"\u003eSensitive to sudden parameter shifts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"8126\" data-start=\"8025\"\u003e\n\u003cp data-end=\"8036\" data-start=\"8027\"\u003eProne to:\u003c\/p\u003e\n\u003cul data-end=\"8126\" data-start=\"8039\"\u003e\n\u003cli data-end=\"8055\" data-start=\"8039\"\u003e\n\u003cp data-end=\"8055\" data-start=\"8041\"\u003eMouth fungus\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"8080\" data-start=\"8058\"\u003e\n\u003cp data-end=\"8080\" data-start=\"8060\"\u003eWhite spot disease\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"8126\" data-start=\"8083\"\u003e\n\u003cp data-end=\"8126\" data-start=\"8085\"\u003eStress-related anorexia after transport\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"8144\" data-start=\"8128\"\u003eRecommendations:\u003c\/p\u003e\n\u003cul data-end=\"8293\" data-start=\"8146\"\u003e\n\u003cli data-end=\"8187\" data-start=\"8146\"\u003e\n\u003cp data-end=\"8187\" data-start=\"8148\"\u003eMandatory quarantine for new arrivals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"8224\" data-start=\"8188\"\u003e\n\u003cp data-end=\"8224\" data-start=\"8190\"\u003eStable temperature and chemistry\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"8262\" data-start=\"8225\"\u003e\n\u003cp data-end=\"8262\" data-start=\"8227\"\u003eAvoid large, sudden water changes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"8293\" data-start=\"8263\"\u003e\n\u003cp data-end=\"8293\" data-start=\"8265\"\u003eAvoid aggressive tankmates\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"8298\" data-start=\"8295\"\u003e\n\u003ch3 data-end=\"8338\" data-start=\"8300\"\u003eColor Development and Conditioning\u003c\/h3\u003e\n\u003cp data-end=\"8386\" data-start=\"8340\"\u003eColor expression is \u003cstrong data-end=\"8385\" data-start=\"8360\"\u003elargely environmental\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul data-end=\"8660\" data-start=\"8388\"\u003e\n\u003cli data-end=\"8442\" data-start=\"8388\"\u003e\n\u003cp data-end=\"8442\" data-start=\"8390\"\u003eNewly imported fish often appear dull or yellowish\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"8574\" data-start=\"8443\"\u003e\n\u003cp data-end=\"8493\" data-start=\"8445\"\u003eUnder stable, high-flow, high-oxygen conditions:\u003c\/p\u003e\n\u003cul data-end=\"8574\" data-start=\"8496\"\u003e\n\u003cli data-end=\"8519\" data-start=\"8496\"\u003e\n\u003cp data-end=\"8519\" data-start=\"8498\"\u003eRed forms intensify\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"8574\" data-start=\"8522\"\u003e\n\u003cp data-end=\"8574\" data-start=\"8524\"\u003eBlue forms gradually develop metallic coloration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"8660\" data-start=\"8575\"\u003e\n\u003cp data-end=\"8660\" data-start=\"8577\"\u003eTrue high-grade blue is usually \u003cstrong data-end=\"8634\" data-start=\"8609\"\u003eacquired in captivity\u003c\/strong\u003e, not present on arrival\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"8707\" data-start=\"8662\"\u003eA useful principle among experienced keepers:\u003c\/p\u003e\n\u003cblockquote data-end=\"8778\" data-start=\"8709\"\u003e\n\u003cp data-end=\"8778\" data-start=\"8711\"\u003e“Failure to color is usually a husbandry issue, not a genetic one.”\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003chr data-end=\"9166\" data-start=\"9163\"\u003e\n\u003ch2 data-end=\"9217\" data-start=\"9168\"\u003e11. Conservation and Collection Considerations\u003c\/h2\u003e\n\u003cp data-end=\"9236\" data-start=\"9219\"\u003eMany populations:\u003c\/p\u003e\n\u003cul data-end=\"9424\" data-start=\"9238\"\u003e\n\u003cli data-end=\"9282\" data-start=\"9238\"\u003e\n\u003cp data-end=\"9282\" data-start=\"9240\"\u003eOccupy extremely short upstream sections\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"9323\" data-start=\"9283\"\u003e\n\u003cp data-end=\"9323\" data-start=\"9285\"\u003eExist in single isolated tributaries\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"9519\" data-start=\"9426\"\u003eCertain color forms and micro-populations have \u003cstrong data-end=\"9518\" data-start=\"9473\"\u003elimited distribution and scientific value\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-end=\"9545\" data-start=\"9521\"\u003eEthical recommendations:\u003c\/p\u003e\n\u003cul data-end=\"9700\" data-start=\"9547\"\u003e\n\u003cli data-end=\"9595\" data-start=\"9547\"\u003e\n\u003cp data-end=\"9595\" data-start=\"9549\"\u003eAvoid mass collection from narrow localities\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"9636\" data-start=\"9596\"\u003e\n\u003cp data-end=\"9636\" data-start=\"9598\"\u003ePrefer captive-conditioned specimens\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"9700\" data-start=\"9637\"\u003e\n\u003cp data-end=\"9700\" data-start=\"9639\"\u003eTreat rare forms as observational and conservation subjects\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Eira Aquatics","offers":[{"title":"Red Fin","offer_id":46352732192957,"sku":null,"price":59.0,"currency_code":"USD","in_stock":true},{"title":"Blue Fin","offer_id":46352732225725,"sku":null,"price":59.0,"currency_code":"USD","in_stock":true},{"title":"Stars-stripe","offer_id":46352732258493,"sku":null,"price":59.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7181\/5869\/files\/ezgif-frame-012_83804c7a-59cc-4e7f-a1b8-d2ef9d4bd87f.png?v=1769793487","url":"https:\/\/eiraaquatics.com\/products\/star-stripe-shennong-goby-rhinogobius-shennongensis","provider":"Eira Aquatics","version":"1.0","type":"link"}