{"product_id":"freshwater-goby-rhinogobius-zhoui-species-overview","title":"Freshwater goby - Rhinogobius zhoui (Species Overview)","description":"\u003ch2 data-end=\"221\" data-start=\"182\"\u003eRhinogobius zhoui (Species Overview)\u003c\/h2\u003e\n\u003ch3 data-end=\"249\" data-start=\"223\"\u003e← Back \u003ca href=\"https:\/\/eiraaquatics.com\/collections\/goby\"\u003eGoby\u003c\/a\u003e (genus overview)\u003cbr\u003eI. Basic Information\u003c\/h3\u003e\n\u003cp data-end=\"438\" data-start=\"251\"\u003eCommon Name: Zhou’s Gudgeon\u003cbr data-end=\"281\" data-start=\"278\"\u003eScientific Name: \u003cem data-end=\"317\" data-start=\"298\"\u003eRhinogobius zhoui\u003c\/em\u003e\u003cbr data-end=\"320\" data-start=\"317\"\u003eFamily \/ Genus: Gobiidae · \u003cem data-end=\"360\" data-start=\"347\"\u003eRhinogobius\u003c\/em\u003e\u003cbr data-end=\"363\" data-start=\"360\"\u003eNative Range: Lianhuashan Stream system, Haifeng County, Guangdong, China\u003c\/p\u003e\n\u003cp data-end=\"570\" data-start=\"440\"\u003eAdult Size: \u003cstrong data-end=\"464\" data-start=\"452\"\u003e5–8 cm\u003c\/strong\u003e\u003cbr data-end=\"467\" data-start=\"464\"\u003eYear of Description: 2008\u003cbr data-end=\"495\" data-start=\"492\"\u003eType Specimens Deposited at: Fish Collection of Shanghai Ocean University\u003c\/p\u003e\n\u003cp data-end=\"590\" data-start=\"572\"\u003eEcological Type:\u003c\/p\u003e\n\u003cul data-end=\"729\" data-start=\"591\"\u003e\n\u003cli data-end=\"636\" data-start=\"591\"\u003e\n\u003cp data-end=\"636\" data-start=\"593\"\u003eEndemic freshwater goby of southern China\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"689\" data-start=\"637\"\u003e\n\u003cp data-end=\"689\" data-start=\"639\"\u003eLandlocked life history (no marine larval phase)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"729\" data-start=\"690\"\u003e\n\u003cp data-end=\"729\" data-start=\"692\"\u003eExtremely narrow distribution range\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"857\" data-start=\"731\"\u003eReference Note:\u003cbr data-end=\"749\" data-start=\"746\"\u003eGeneral taxonomic information can be found on Wikipedia:\u003cbr data-end=\"808\" data-start=\"805\"\u003e\u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Rhinogobius_zhoui\" class=\"decorated-link\" rel=\"noopener\" data-end=\"855\" data-start=\"808\"\u003ehttps:\/\/en.wikipedia.org\/wiki\/Rhinogobius_zhoui\u003cspan class=\"ms-0.5 inline-block align-middle leading-none\" aria-hidden=\"true\"\u003e\u003csvg class=\"block h-[0.75em] w-[0.75em] stroke-current stroke-[0.75]\" data-rtl-flip=\"\" aria-hidden=\"true\" height=\"20\" width=\"20\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cuse href=\"\/cdn\/assets\/sprites-core-k5zux585.svg#304883\" fill=\"currentColor\"\u003e\u003c\/use\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp data-end=\"1184\" data-start=\"859\"\u003eHowever, current field observations and collection records indicate that this species is \u003cstrong data-end=\"990\" data-start=\"948\"\u003econfirmed only from Guangdong Province\u003c\/strong\u003e, specifically the Lianhuashan stream system in Haifeng County.\u003cbr data-end=\"1056\" data-start=\"1053\"\u003eRecords mentioning distribution in Guangxi are \u003cstrong data-end=\"1142\" data-start=\"1103\"\u003enot supported by verified specimens\u003c\/strong\u003e and are considered inaccurate at present.\u003c\/p\u003e\n\u003chr data-end=\"1189\" data-start=\"1186\"\u003e\n\u003ch3 data-end=\"1216\" data-start=\"1191\"\u003eII. Natural Habitat\u003c\/h3\u003e\n\u003cp data-end=\"1495\" data-start=\"1218\"\u003eInhabits clear mountain streams and small hill rivers\u003cbr data-end=\"1274\" data-start=\"1271\"\u003eModerate to fast current with consistently high dissolved oxygen\u003cbr data-end=\"1341\" data-start=\"1338\"\u003eSubstrate dominated by sand, gravel, and rounded stones, with numerous rock crevices\u003cbr data-end=\"1428\" data-start=\"1425\"\u003eWater remains clear year-round with abundant aquatic insect fauna\u003c\/p\u003e\n\u003cp data-end=\"1532\" data-start=\"1497\"\u003eTypical environmental conditions:\u003c\/p\u003e\n\u003cul data-end=\"1644\" data-start=\"1533\"\u003e\n\u003cli data-end=\"1563\" data-start=\"1533\"\u003e\n\u003cp data-end=\"1563\" data-start=\"1535\"\u003eWater temperature: 18–26°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1597\" data-start=\"1564\"\u003e\n\u003cp data-end=\"1597\" data-start=\"1566\"\u003eSlightly acidic to neutral pH\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1644\" data-start=\"1598\"\u003e\n\u003cp data-end=\"1644\" data-start=\"1600\"\u003eContinuous flow and high oxygen saturation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1649\" data-start=\"1646\"\u003e\n\u003ch3 data-end=\"1691\" data-start=\"1651\"\u003eIII. Morphological Characteristics\u003c\/h3\u003e\n\u003cp data-end=\"2209\" data-start=\"1693\"\u003e\u003cstrong data-end=\"1708\" data-start=\"1693\"\u003eAdult Male:\u003c\/strong\u003e\u003cbr data-end=\"1711\" data-start=\"1708\"\u003eHead and body pale whitish with a faint bluish iridescence\u003cbr data-end=\"1772\" data-start=\"1769\"\u003eFine reddish-brown stripes around the eye and along the anterior orbital margin\u003cbr data-end=\"1854\" data-start=\"1851\"\u003eSix to eight orange-red blotches arranged regularly along the lateral body\u003cbr data-end=\"1931\" data-start=\"1928\"\u003eCheeks and branchial membranes bright white, without markings\u003cbr data-end=\"1995\" data-start=\"1992\"\u003eFirst dorsal fin largely white, lacking any dark spot\u003cbr data-end=\"2051\" data-start=\"2048\"\u003eAll unpaired fins with broad bright white margins, inner portions orange-red\u003cbr data-end=\"2130\" data-start=\"2127\"\u003ePectoral fin base white, often with a faint dot near the upper central region\u003c\/p\u003e\n\u003cp data-end=\"2465\" data-start=\"2211\"\u003e\u003cstrong data-end=\"2228\" data-start=\"2211\"\u003eAdult Female:\u003c\/strong\u003e\u003cbr data-end=\"2231\" data-start=\"2228\"\u003eBody color light brown to pale grey\u003cbr data-end=\"2269\" data-start=\"2266\"\u003eSix to eight orange-red lateral blotches present\u003cbr data-end=\"2320\" data-start=\"2317\"\u003eDistinct black blotch usually present on the upper middle of the pectoral fin base\u003cbr data-end=\"2405\" data-start=\"2402\"\u003eFins mainly orange with narrow or indistinct white margins\u003c\/p\u003e\n\u003cp data-end=\"2489\" data-start=\"2467\"\u003eDiagnostic features:\u003c\/p\u003e\n\u003cul data-end=\"2654\" data-start=\"2490\"\u003e\n\u003cli data-end=\"2529\" data-start=\"2490\"\u003e\n\u003cp data-end=\"2529\" data-start=\"2492\"\u003eRegular orange-red lateral blotches\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2570\" data-start=\"2530\"\u003e\n\u003cp data-end=\"2570\" data-start=\"2532\"\u003eBroad white margins on unpaired fins\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2608\" data-start=\"2571\"\u003e\n\u003cp data-end=\"2608\" data-start=\"2573\"\u003eNo black spot on first dorsal fin\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2654\" data-start=\"2609\"\u003e\n\u003cp data-end=\"2654\" data-start=\"2611\"\u003eSlender, small-bodied stream goby profile\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2659\" data-start=\"2656\"\u003e\n\u003ch3 data-end=\"2698\" data-start=\"2661\"\u003eIV. Behavior and Territoriality\u003c\/h3\u003e\n\u003cp data-end=\"2919\" data-start=\"2700\"\u003eExhibits \u003cstrong data-end=\"2739\" data-start=\"2709\"\u003eclear territorial behavior\u003c\/strong\u003e, especially during the breeding season\u003cbr data-end=\"2781\" data-start=\"2778\"\u003eAdult males actively defend benthic territories and shelters\u003cbr data-end=\"2844\" data-start=\"2841\"\u003eShort chases and ritualized confrontations are common between rival males\u003c\/p\u003e\n\u003cp data-end=\"3050\" data-start=\"2921\"\u003eSeasonal pattern:\u003cbr data-end=\"2941\" data-start=\"2938\"\u003eTerritorial intensity and display activity increase markedly in summer, coinciding with reproductive period\u003c\/p\u003e\n\u003chr data-end=\"3055\" data-start=\"3052\"\u003e\n\u003ch3 data-end=\"3081\" data-start=\"3057\"\u003eV. Feeding Ecology\u003c\/h3\u003e\n\u003cp data-end=\"3133\" data-start=\"3083\"\u003eNatural diet dominated by benthic invertebrates:\u003c\/p\u003e\n\u003cul data-end=\"3219\" data-start=\"3134\"\u003e\n\u003cli data-end=\"3162\" data-start=\"3134\"\u003e\n\u003cp data-end=\"3162\" data-start=\"3136\"\u003eSmall freshwater shrimps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3188\" data-start=\"3163\"\u003e\n\u003cp data-end=\"3188\" data-start=\"3165\"\u003eAquatic insect larvae\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3219\" data-start=\"3189\"\u003e\n\u003cp data-end=\"3219\" data-start=\"3191\"\u003eTiny crustaceans and worms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"3253\" data-start=\"3221\"\u003eIn captivity, readily accepts:\u003c\/p\u003e\n\u003cul data-end=\"3337\" data-start=\"3254\"\u003e\n\u003cli data-end=\"3283\" data-start=\"3254\"\u003e\n\u003cp data-end=\"3283\" data-start=\"3256\"\u003eLive or frozen bloodworms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3300\" data-start=\"3284\"\u003e\n\u003cp data-end=\"3300\" data-start=\"3286\"\u003eBrine shrimp\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3337\" data-start=\"3301\"\u003e\n\u003cp data-end=\"3337\" data-start=\"3303\"\u003eSmall benthic invertebrate foods\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"3378\" data-start=\"3339\"\u003eA typical carnivorous hill-stream goby.\u003c\/p\u003e\n\u003chr data-end=\"3383\" data-start=\"3380\"\u003e\n\u003ch3 data-end=\"3431\" data-start=\"3385\"\u003eVI. Coloration and Reproductive Behavior\u003c\/h3\u003e\n\u003cp data-end=\"3506\" data-start=\"3433\"\u003eColor development period: \u003cstrong data-end=\"3469\" data-start=\"3459\"\u003esummer\u003c\/strong\u003e, synchronized with breeding season\u003c\/p\u003e\n\u003cp data-end=\"3586\" data-start=\"3508\"\u003eDuring reproductive season, males develop pronounced \u003cstrong data-end=\"3583\" data-start=\"3561\"\u003enuptial coloration\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul data-end=\"3751\" data-start=\"3587\"\u003e\n\u003cli data-end=\"3622\" data-start=\"3587\"\u003e\n\u003cp data-end=\"3622\" data-start=\"3589\"\u003eIntensified orange-red blotches\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3673\" data-start=\"3623\"\u003e\n\u003cp data-end=\"3673\" data-start=\"3625\"\u003eStronger contrast between body and fin margins\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3704\" data-start=\"3674\"\u003e\n\u003cp data-end=\"3704\" data-start=\"3676\"\u003eMore vivid white fin edges\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3751\" data-start=\"3705\"\u003e\n\u003cp data-end=\"3751\" data-start=\"3707\"\u003eIncreased display and territorial activity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"3959\" data-start=\"3753\"\u003eReproductive mode:\u003cbr data-end=\"3774\" data-start=\"3771\"\u003eEggs deposited beneath stones, tiles, or inside crevices\u003cbr data-end=\"3833\" data-start=\"3830\"\u003eMale guards and ventilates eggs until hatching\u003cbr data-end=\"3882\" data-start=\"3879\"\u003eLarvae become benthic immediately after hatching, without pelagic dispersal\u003c\/p\u003e\n\u003chr data-end=\"3964\" data-start=\"3961\"\u003e\n\u003ch3 data-end=\"4002\" data-start=\"3966\"\u003eVII. Difficulty of Maintenance\u003c\/h3\u003e\n\u003cp data-end=\"4066\" data-start=\"4004\"\u003eDifficulty: ★★★★☆ (relatively demanding among native gobies)\u003c\/p\u003e\n\u003cp data-end=\"4086\" data-start=\"4068\"\u003eMain challenges:\u003c\/p\u003e\n\u003cul data-end=\"4230\" data-start=\"4087\"\u003e\n\u003cli data-end=\"4128\" data-start=\"4087\"\u003e\n\u003cp data-end=\"4128\" data-start=\"4089\"\u003eHigh sensitivity to organic pollution\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"4183\" data-start=\"4129\"\u003e\n\u003cp data-end=\"4183\" data-start=\"4131\"\u003eWeak resistance to bacterial and fungal infections\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"4230\" data-start=\"4184\"\u003e\n\u003cp data-end=\"4230\" data-start=\"4186\"\u003eLow tolerance to unstable water parameters\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"4251\" data-start=\"4232\"\u003eKey requirements:\u003c\/p\u003e\n\u003cul data-end=\"4365\" data-start=\"4252\"\u003e\n\u003cli data-end=\"4289\" data-start=\"4252\"\u003e\n\u003cp data-end=\"4289\" data-start=\"4254\"\u003ePermanently high dissolved oxygen\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"4321\" data-start=\"4290\"\u003e\n\u003cp data-end=\"4321\" data-start=\"4292\"\u003eExcellent water cleanliness\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"4365\" data-start=\"4322\"\u003e\n\u003cp data-end=\"4365\" data-start=\"4324\"\u003eStable temperature, minimal fluctuation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"4370\" data-start=\"4367\"\u003e\n\u003ch3 data-end=\"4418\" data-start=\"4372\"\u003eVIII. Aquarium Husbandry Recommendations\u003c\/h3\u003e\n\u003ch4 data-end=\"4451\" data-start=\"4420\"\u003e1. Tank Size and Density\u003c\/h4\u003e\n\u003cp data-end=\"4552\" data-start=\"4453\"\u003e40 cm tank (30–40 L): 1–2 individuals recommended\u003cbr data-end=\"4505\" data-start=\"4502\"\u003e60 cm tank (60 L): no more than 4 individuals\u003c\/p\u003e\n\u003cp data-end=\"4612\" data-start=\"4554\"\u003eEach fish requires its own benthic territory with shelter.\u003c\/p\u003e\n\u003ch4 data-end=\"4640\" data-start=\"4614\"\u003e2. Water Parameters\u003c\/h4\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-end=\"4857\" data-start=\"4642\"\u003e\n\u003cthead data-end=\"4675\" data-start=\"4642\"\u003e\n\u003ctr data-end=\"4675\" data-start=\"4642\"\u003e\n\u003cth data-col-size=\"sm\" data-end=\"4654\" data-start=\"4642\"\u003eParameter\u003c\/th\u003e\n\u003cth data-col-size=\"md\" data-end=\"4675\" data-start=\"4654\"\u003eRecommended Range\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-end=\"4857\" data-start=\"4708\"\u003e\n\u003ctr data-end=\"4751\" data-start=\"4708\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4722\" data-start=\"4708\"\u003eTemperature\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"4751\" data-start=\"4722\"\u003e20–28°C (long-term ≤28°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"4768\" data-start=\"4752\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4757\" data-start=\"4752\"\u003epH\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"4768\" data-start=\"4757\"\u003e6.0–7.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"4799\" data-start=\"4769\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4788\" data-start=\"4769\"\u003eDissolved Oxygen\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"4799\" data-start=\"4788\"\u003e\u0026gt;6 mg\/L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"4857\" data-start=\"4800\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"4807\" data-start=\"4800\"\u003eFlow\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-end=\"4857\" data-start=\"4807\"\u003eContinuous moderate current, no stagnant zones\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch4 data-end=\"4896\" data-start=\"4859\"\u003e3. Aquascaping and Maintenance\u003c\/h4\u003e\n\u003cp data-end=\"5069\" data-start=\"4898\"\u003eSubstrate: fine sand or sand–gravel mix\u003cbr data-end=\"4940\" data-start=\"4937\"\u003eHardscape: abundant stones and crevices forming territorial shelters\u003cbr data-end=\"5011\" data-start=\"5008\"\u003eFiltration: strong biological filtration and circulation\u003c\/p\u003e\n\u003cp data-end=\"5091\" data-start=\"5071\"\u003eMaintenance focus:\u003c\/p\u003e\n\u003cul data-end=\"5212\" data-start=\"5092\"\u003e\n\u003cli data-end=\"5126\" data-start=\"5092\"\u003e\n\u003cp data-end=\"5126\" data-start=\"5094\"\u003eFrequent partial water changes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"5159\" data-start=\"5127\"\u003e\n\u003cp data-end=\"5159\" data-start=\"5129\"\u003ePrevent organic accumulation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"5212\" data-start=\"5160\"\u003e\n\u003cp data-end=\"5212\" data-start=\"5162\"\u003eMaintain long-term water clarity and oxygenation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"5217\" data-start=\"5214\"\u003e\n\u003ch3 data-end=\"5253\" data-start=\"5219\"\u003eIX. Community Considerations\u003c\/h3\u003e\n\u003cp data-end=\"5481\" data-start=\"5255\"\u003ePrimarily a benthic, territory-based species\u003cbr data-end=\"5302\" data-start=\"5299\"\u003eBest maintained either singly or in spacious tanks with abundant shelters\u003cbr data-end=\"5378\" data-start=\"5375\"\u003eWhen multiple males are present, visual barriers and rock structures are essential to reduce conflict\u003c\/p\u003e\n\u003chr data-end=\"5486\" data-start=\"5483\"\u003e\n\u003ch3 data-end=\"5515\" data-start=\"5488\"\u003eX. Conservation Notes\u003c\/h3\u003e\n\u003cp data-end=\"5682\" data-start=\"5517\"\u003eKnown only from a single watershed in Guangdong\u003cbr data-end=\"5567\" data-start=\"5564\"\u003eExtremely limited natural distribution\u003cbr data-end=\"5608\" data-start=\"5605\"\u003eWild populations affected by habitat disturbance and aquarium collection\u003c\/p\u003e\n\u003cp data-end=\"5715\" data-start=\"5684\"\u003eConservation recommendations:\u003c\/p\u003e\n\u003cul data-end=\"5826\" data-start=\"5716\"\u003e\n\u003cli data-end=\"5755\" data-start=\"5716\"\u003e\n\u003cp data-end=\"5755\" data-start=\"5718\"\u003ePrioritize captive-bred individuals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"5781\" data-start=\"5756\"\u003e\n\u003cp data-end=\"5781\" data-start=\"5758\"\u003eAvoid wild collection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"5826\" data-start=\"5782\"\u003e\n\u003cp data-end=\"5826\" data-start=\"5784\"\u003eObserve and document rather than harvest\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"5831\" data-start=\"5828\"\u003e\n\u003ch3 data-end=\"5850\" data-start=\"5833\"\u003eXI. Summary\u003c\/h3\u003e\n\u003cp data-end=\"6118\" data-start=\"5852\"\u003e\u003cem data-end=\"5871\" data-start=\"5852\"\u003eRhinogobius zhoui\u003c\/em\u003e represents one of the most localized and distinctive endemic gobies of southern China.\u003cbr data-end=\"5961\" data-start=\"5958\"\u003eWith refined nuptial coloration, strict habitat preference, and strong territorial behavior, it is both an ornamental and scientific species of high value.\u003c\/p\u003e\n\u003cp data-end=\"6348\" data-start=\"6120\"\u003eIn a stable hill-stream aquarium with clean water, strong flow, and adequate shelter, Zhou’s Gudgeon reveals its full reproductive coloration and natural behavioral repertoire — a true symbol of China’s native stream goby fauna.\u003c\/p\u003e","brand":"Eira Aquatics","offers":[{"title":"Default Title","offer_id":46335500124349,"sku":null,"price":59.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7181\/5869\/files\/1_ed4568c8-2f6c-449f-abd8-3f6f63d638cf.jpg?v=1769793547","url":"https:\/\/eiraaquatics.com\/products\/freshwater-goby-rhinogobius-zhoui-species-overview","provider":"Eira Aquatics","version":"1.0","type":"link"}