{"product_id":"filamented-sand-eel-diver-blenny-w_fish041326-28","title":"Filamented Sand Eel Diver Blenny","description":"\u003ch2\u003eIntroduction to Saltwater Blennies\u003c\/h2\u003e\u003cp\u003e\nBlennies are hardy, active, and full of personality, making them a favorite among reef keepers. Found in tropical reefs worldwide, these fish spend most of their time perched on rocks, darting through crevices, or grazing on algae. Their small size, adaptability, and unique behaviors make them an excellent choice for both nano and larger reef tanks.\n\nWhile most blennies are peaceful community fish, some species can be territorial toward similar-looking fish. Their \u003c\/p\u003e\u003ch2\u003eCare Requirements\u003c\/h2\u003e\u003cp\u003e vary depending on their dietary needs, with some species specializing in algae control, while others prefer meaty foods.\n\n\u003c\/p\u003e\u003ch2\u003eCare Requirements\u003c\/h2\u003e\u003cp\u003e\nCare Level: Easy to Moderate\nMinimum Tank Size: 20 – 50+ gallons\nSmaller species (e.g., Tailspot, Bicolor) – 20-30 gallons\nLarger species (e.g., Lawnmower, Midas) – 40-50+ gallons\nAquarium Setup: Requires rockwork and ledges for perching, grazing, and shelter.\n\u003c\/p\u003e\u003ch4\u003eDiet \u0026amp; Nutrition\u003c\/h4\u003e\u003cp\u003e\nBlennies have species-specific diets, with most being herbivores or omnivores, while some are carnivorous.\n\nHerbivorous Species (Algae Grazers):\nLawnmower Blenny, Tailspot Blenny\nThrive on natural algae growth, nori, spirulina, and algae-based pellets\nOmnivorous Species:\nBicolor Blenny, Midas Blenny\nAccept both plant matter and meaty foods\nCarnivorous Species:\nSome blennies prefer a protein-rich diet of mysis shrimp, brine shrimp, and small crustaceans\nProviding a balanced diet ensures optimal coloration, energy levels, and long-term health.\n\n\u003c\/p\u003e\u003ch2\u003eLifespan \u0026amp; Growth Rate\u003c\/h2\u003e\u003cp\u003e\nLifespan: 4-6+ years\nGrowth Rate: Moderate – Most species stay under 5 inches\nBlennies are long-lived for their size, making them a low-maintenance but rewarding addition to a reef tank.\n\n\u003c\/p\u003e\u003ch2\u003eTemperament \u0026amp; Compatibility\u003c\/h2\u003e\u003cp\u003e\nTemperament: Peaceful to Semi-Aggressive – Some species can be territorial toward similar fish\nReef Safe? Yes, but some may nip at corals or clams\nBlennies are typically peaceful but may become aggressive toward fish with similar body shapes, such as gobies or other blennies. To minimize aggression:\n\nKeep only one blenny per tank, unless in a large system with multiple territories.\nAvoid housing them with larger aggressive species that may bully or outcompete them for food.\nMost blennies ignore corals, but some species—like the Bicolor Blenny—have been known to nip at fleshy corals when underfed.\n\n\u003c\/p\u003e\u003ch4\u003eCommon Challenges \u0026amp; Considerations\u003c\/h4\u003e\u003cp\u003e\nJumping Risk: Blennies are notorious jumpers—a tight-fitting lid is strongly recommended.\nAlgae Dependency: Herbivorous species require a steady source of algae to remain healthy. A well-established tank is ideal before introducing an algae-grazing blenny.\nTerritorial Behavior: Can be aggressive toward similar-looking fish or other bottom dwellers in smaller tanks.\nWater Conditions\nTemperature: 74-80°F\ndKH (Alkalinity): 8-12\npH: 8.1-8.4\nSpecific Gravity: 1.020-1.025\nBlennies adapt well to stable reef conditions but require a well-oxygenated tank with moderate water flow.\n\n\u003c\/p\u003e\u003ch2\u003eColor Varieties \u0026amp; Popular Species\u003c\/h2\u003e\u003cp\u003e\nBlennies come in various colors and patterns, often featuring striking facial markings and expressive eyes. Popular species include:\n\nLawnmower Blenny (Salarias fasciatus) – Excellent algae grazer with a mottled brown appearance\nTailspot Blenny (Ecsenius stigmatura) – Small, peaceful, with a bright orange tail spot\nMidas Blenny (Ecsenius midas) – Golden-yellow body, known for its eel-like swimming motion\nBicolor Blenny (Ecsenius bicolor) – Half purple, half orange, can be more aggressive than other species\u003c\/p\u003e","brand":"TSA Fish","offers":[{"title":"Default Title","offer_id":51421805084970,"sku":"w_fish041326.28","price":115.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0873\/7322\/files\/tsa-fish-filamented-sand-eel-diver-blenny-1232582395.jpg?v=1776360555","url":"https:\/\/topshelfaquatics.com\/products\/filamented-sand-eel-diver-blenny-w_fish041326-28","provider":"Top Shelf Aquatics ","version":"1.0","type":"link"}