
Where to buy Yellowtail Black Blenny
ReefDock searches the following reef retailers for this fish. Click through to see the live price.
- Search Saltwaterfish
Saltwaterfish
Search this retailer
- Search Amazon
Amazon
Search this retailer
- Search Petco
Petco
Search this retailer
About Yellowtail Black Blenny
A small blenny with a predominantly black body and bright yellow tail fin, making it highly distinctive. The head is somewhat blunt, and the body tapers posteriorly with a combed dorsal fin.
Key facts
- Care Requirements
- • 20+ gallon tank with good flow and rockwork • pH 8.1–8.3, salinity 1.020–1.026, temp 72–78°F • Herbivorous; feed algae sheets, spirulina, small meaty foods • Peaceful with corals; may nip at zoanthids • Requires hiding spots and established algae coverage
- Reef safety
- Reef Safe
- Difficulty Level
- Moderate - Requires some experience due to specific dietary water or tank requirements. Best suited for intermediate aquarists.
- Diet
- omnivore
- Feeding Schedule
- 2-3 times daily
- Water Parameters
- Temperature: 72-78°F pH: 8.1-8.3 Salinity: 1.023-1.025
- Min tank size
- 20 gallons
- Appearance
- A small blenny with a predominantly black body and bright yellow tail fin, making it highly distinctive. The head is somewhat blunt, and the body tapers posteriorly with a combed dorsal fin.
- Family
- Blenniidae
- Care Level
- Moderate
- Max Size
- 3.5
- Diet Details
- Feeds on small crustaceans, copepods, and algae in the wild. In captivity, offer a varied diet of quality flake food, frozen mysis shrimp, and small frozen foods designed for small fish.
Looking for a hobbyist seller?
ReefDock's marketplace lets reef-keepers sell fish directly to other reef-keepers with Stripe-secured checkout and live-arrival photo confirmation. Browse current fish listings on ReefDock, or list your own.
Verify the source tank before you buy
ReefDock is the sister app to Reef Trak. Sellers who maintain a Reef Trak tank log can publish source-tank parameters on eligible fish listings — so you can see the conditions a fish was raised in before you buy. Log this fish on Reef Trak.
