Two Spot Blenny: The Nano Tank Personality

The Two Spot Blenny (Ecsenius bimaculatus), also known as the Twinspot Blenny, is a diminutive and delightful fish packed with personality. Reaching a maximum size of just 2 inches, this blenny is an ideal choice for nano tank systems. Its slender body is typically a pale brown or white color, accented by two characteristic black spots or bars on its sides, which give it its common name. The Two Spot Blenny is a bottom-dweller, known for its amusing habit of perching on live rock or coral, observing its surroundings with its large, expressive eyes. It is generally peaceful toward other fish species and is considered Reef Safe, though like most blennies, it should be watched around large clams or very fleshy corals. It is recommended to keep only one per tank unless the aquarium is very large, as it can be territorial with other blennies or gobies. Be sure to provide a tightly secured lid, as this fish is known to jump when spooked!

Why the Two Spot Blenny is a Great Choice:

• Nano-Tank Ready: Its tiny adult size (under 2 inches) is perfect for smaller marine setups.
• Engaging Personality: Known for its comical expressions and constant perching behavior.
• Hardy and Easy Care: A durable and adaptable fish, suitable for beginner and intermediate hobbyists.
• Omnivorous Diet: Will graze on algae and readily accept a mix of prepared foods, including frozen mysis and spirulina flakes.

Quick Facts

• Scientific Name: Ecsenius bimaculatus
• Origin: Indo-Pacific, Philippines/Malaysia
• Max Size: 2 inches
• Temperament: Peaceful (but territorial towards other blennies/gobies)
• Diet: Omnivore/Herbivore. Needs algae and small meaty foods.
• Shipping Size: 1-1.5 inches