{"product_id":"rhino-horn-goby-rhinogobius-sp","title":"Rhino Horn Goby – Rhinogobius sp.","description":"\u003cp\u003eThe Rhino Horn Goby (Rhinogobius sp.) is a rare and unusual freshwater goby known for its distinctive horn-like head structure, bottom-dwelling behavior, and prehistoric, dragon-like appearance. This fascinating fish adds personality and character to specialty aquariums, goby-focused setups, and carefully planned freshwater displays.\u003c\/p\u003e\n\u003cp\u003eRhino Horn Gobies are best suited for aquarists who enjoy unique bottom dwellers with interesting behavior. They prefer clean, well-oxygenated aquariums with sand or smooth gravel, rockwork, caves, and stable water conditions.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDistinctive horn-like head structure\u003c\/li\u003e\n\u003cli\u003eRare and unique freshwater goby\u003c\/li\u003e\n\u003cli\u003eBottom-dwelling fish with cave-oriented behavior\u003c\/li\u003e\n\u003cli\u003eGreat for specialty or species-focused aquariums\u003c\/li\u003e\n\u003cli\u003ePeaceful with many mid and top-level fish\u003c\/li\u003e\n\u003cli\u003eCan be territorial toward similar gobies or bottom dwellers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCare Guide\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eScientific Name:\u003c\/strong\u003e Rhinogobius sp.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommon Name:\u003c\/strong\u003e Rhino Horn Goby\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCare Level:\u003c\/strong\u003e Intermediate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperament:\u003c\/strong\u003e Semi-peaceful; territorial toward similar fish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdult Size:\u003c\/strong\u003e Approximately 3–4 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Tank Size:\u003c\/strong\u003e 20 gallons or larger recommended\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTank Level:\u003c\/strong\u003e Bottom\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Temperature:\u003c\/strong\u003e 68–75°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH Range:\u003c\/strong\u003e 6.5–7.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiet:\u003c\/strong\u003e Carnivore\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Choose a Rhino Horn Goby?\u003c\/h3\u003e\n\u003cp\u003eRhino Horn Gobies are a standout choice for hobbyists looking for something different from common community fish. Their unusual head shape, alert behavior, and bottom-dwelling activity make them a fascinating addition to a well-designed aquarium.\u003c\/p\u003e\n\u003cp\u003eThey are not aggressive community fish, but they can become territorial around caves, rockwork, or preferred resting areas. A properly arranged aquarium with multiple hiding spots helps reduce stress and encourages more natural behavior.\u003c\/p\u003e\n\u003ch3\u003eIdeal Tank Setup\u003c\/h3\u003e\n\u003cp\u003eRhino Horn Gobies do best in clean, oxygen-rich aquariums with moderate water movement, stable water quality, and plenty of structure. Use sand or smooth gravel to protect their underside and allow natural bottom-dwelling behavior.\u003c\/p\u003e\n\u003cp\u003eRockwork, caves, driftwood, and shaded areas provide important hiding spaces and territory boundaries. Avoid sharp substrate or rough decor that could damage the fish while resting on the bottom.\u003c\/p\u003e\n\u003ch3\u003eCompatible Tankmates\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSmall peaceful danios\u003c\/li\u003e\n\u003cli\u003ePeaceful rasboras\u003c\/li\u003e\n\u003cli\u003eSmall to medium peaceful tetras\u003c\/li\u003e\n\u003cli\u003eWhite Cloud Mountain Minnows with compatible temperatures\u003c\/li\u003e\n\u003cli\u003ePeaceful midwater community fish\u003c\/li\u003e\n\u003cli\u003eSnails\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTankmates to Avoid\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAggressive cichlids\u003c\/li\u003e\n\u003cli\u003eLarge predatory fish\u003c\/li\u003e\n\u003cli\u003eOther territorial gobies in small tanks\u003c\/li\u003e\n\u003cli\u003eSimilar bottom dwellers without enough space\u003c\/li\u003e\n\u003cli\u003eFin-nipping or overly boisterous fish\u003c\/li\u003e\n\u003cli\u003eVery warm-water species that require higher temperatures long term\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDiet \u0026amp; Feeding\u003c\/h3\u003e\n\u003cp\u003eRhino Horn Gobies are carnivores and should be offered a varied diet of meaty foods. Feed frozen bloodworms, brine shrimp, mysis shrimp, daphnia, blackworms, small live foods, and quality sinking carnivore pellets when accepted.\u003c\/p\u003e\n\u003cp\u003eBecause they feed near the bottom, make sure food reaches them and is not eaten first by faster midwater fish. A varied diet helps support healthy activity, condition, and color.\u003c\/p\u003e\n\u003ch3\u003eCare Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUse sand or smooth gravel substrate\u003c\/li\u003e\n\u003cli\u003eProvide caves, rockwork, and hiding spots\u003c\/li\u003e\n\u003cli\u003eMaintain clean, well-oxygenated water\u003c\/li\u003e\n\u003cli\u003eAvoid overcrowding the bottom level\u003c\/li\u003e\n\u003cli\u003eChoose peaceful mid and top-level tankmates\u003c\/li\u003e\n\u003cli\u003eFeed meaty frozen, live, and sinking foods\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAre Rhino Horn Gobies community safe?\u003c\/strong\u003e\u003cbr\u003eThey can be kept with peaceful mid and top-level fish, but they may be territorial toward other gobies or similar bottom dwellers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo Rhino Horn Gobies need sand substrate?\u003c\/strong\u003e\u003cbr\u003eSand or smooth gravel is recommended to protect their underside and support natural bottom-dwelling behavior.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre Rhino Horn Gobies aggressive?\u003c\/strong\u003e\u003cbr\u003eThey are not typically aggressive toward unrelated peaceful fish, but they can be territorial around caves, rocks, and similar bottom-dwelling species.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre Rhino Horn Gobies beginner-friendly?\u003c\/strong\u003e\u003cbr\u003eThey are better for intermediate aquarists because they prefer stable, oxygen-rich water, proper bottom habitat, and a meaty diet.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat do Rhino Horn Gobies eat?\u003c\/strong\u003e\u003cbr\u003eThey eat frozen and live foods such as bloodworms, brine shrimp, daphnia, blackworms, and small sinking carnivore foods.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow big do Rhino Horn Gobies get?\u003c\/strong\u003e\u003cbr\u003eThey typically reach approximately 3–4 inches as adults.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these fish available for shipping?\u003c\/strong\u003e\u003cbr\u003eNo. Live fish are available for in-store purchase or local pickup only at Tropical Treasures Wyo in Cheyenne, Wyoming.\u003c\/p\u003e\n\u003ch3\u003eAvailable at Tropical Treasures Wyo\u003c\/h3\u003e\n\u003cp\u003eRhino Horn Gobies are rare freshwater gobies for specialty aquariums, species-focused setups, and experienced aquarists seeking unique bottom-dwelling fish. Visit Tropical Treasures Wyo in Cheyenne, Wyoming, to shop gobies, oddball fish, freshwater fish, live aquarium plants, fish food, filtration supplies, and aquarium care products. Live livestock is available for in-store purchase or local pickup only.\u003c\/p\u003e","brand":"Tropical Treasures Wyo LLC","offers":[{"title":"Default Title","offer_id":53009042145493,"sku":null,"price":7.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/4545\/8133\/files\/download_16_d4765578-f657-4b04-8f03-b9e2776135ac.jpg?v=1771517911","url":"https:\/\/tropicaltreasureswyo.com\/products\/rhino-horn-goby-rhinogobius-sp","provider":"Tropical Treasures Wyo LLC","version":"1.0","type":"link"}