Pholidichthys leucotaenia (Convict Blenny)
Pholidichthys leucotaenia – Convict Blenny is a striking and fascinating addition to the marine aquarium. This special fish, also known as the convict blenny or engineer fish, is known ...
Pholidichthys leucotaenia – Convict Blenny is a striking and fascinating addition to the marine aquarium. This special fish, also known as the convict blenny or engineer fish, is known for its unique behavior and beautiful black and white markings. A true eye-catcher for the enthusiast of dynamic and naturally decorated aquariums.
Unique behavior and social structure
The Convict Blenny is famous for its unique lifestyle. In the wild, these fish live in large colonies where they dig impressive tunnel systems. They also exhibit this natural behavior in the aquarium, which ensures a lot of interaction and movement in the tank. It is an ideal species for those who enjoy observing the natural behavior of fish.
- Digs tunnels and burrows in the sand
- Enjoys living in groups, which emphasizes their social character
- Interesting to watch during feeding and digging
Care and housing
Pholidichthys leucotaenia is relatively easy to keep, provided a few basic conditions are met. The species appreciates sufficient hiding places and a soft sandy bottom in which to burrow. A stable marine aquarium with peaceful tank mates ensures that this fish quickly feels at ease.
- Minimum aquarium volume: 250 liters
- Soft sandy soil for digging behavior
- Sufficient rocks and shelters
- Suitable for both beginner and experienced aquarists
Nutrition and health
The Convict Blenny is an omnivore and accepts both frozen and small live food. Ensure a varied diet to keep the fish in top condition. Due to their social nature, feeding a group of Convict Blennies is a true spectacle.
- Likes to eat mysis, artemia, and finely chopped seafood.
- Also accepts dry food after acclimatization
- Regular small feedings promote natural behavior
Why choose Pholidichthys leucotaenia?
This species brings life and dynamism to any marine aquarium. Due to their social nature and striking behavior, Convict Blennies are a valuable addition for any enthusiast who enjoys observing natural behavior. Moreover, they combine well with other peaceful fish.
- Unique fish with striking black and white markings
- Behavior that never gets boring
- Suitable for various aquarium setups
Please note: delivery size, sex, and exact markings may vary. Our Convict Blennies are delivered in excellent health and are carefully selected for a good start in your marine aquarium.

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Ocean Store
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Above € 50,- free delivery in NL & BEIn stock Ordered before 16:00, shipped today *
Pholidichthys leucotaenia – Convict Blenny is a striking and fascinating addition to the marine aquarium. This special fish, also known as the convict blenny or engineer fish, is known ...
Ocean Store
Ocean Store
Ocean Store is a modern webshop with a large selection of reef aquarium equipment, supplements and food for your (marine) aquarium. We excel in reachability, service and speed. Not only in delivery of your ordered goods, but also in the adequate answering of your (marine) aquarium related questions. We are happy to share our passion for reef aquariums with you!
Open: Available Monday / Friday 9:00-20:00
Phone: +31(0)78-6456669
€ 0.99 - € 2999.99
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