Balanus trigonusis commonly referred to as Triangle Barnacle. Difficulty in the aquarium: There are no reports available yet that this animal has already been kept in captivity successfully. Toxicity: Toxic hazard unknown.
Balanus trigonus is steep-sided, conical barnacle, has six shell plates and is pink in colour.
The Triangle Barnacle Balanus trigonus prefers saline, subtidal habitats in warm-temperate, subtropical and tropical seas. This species grows on a wide range of hard surfaces, including mangroves, rocks, oysters, crabs, pilings, docks and ships hulls.