Species Factsheet

Balanus improvisus


Complete name: Balanus improvisus Darwin, 1854
Taxonomy: Crustacea » Arthropoda » Maxillopoda » Sessilia » Balanidae » Balanus improvisus
Authors: Sergej Olenin
Last updated: September, 2006

Common Names

Bay barnacle, acorn barnacle.


Balanus improvisus

Short Description

This sessile crustacean has a white and conical shell (up to 17 mm in diameter and 10 mm in height) with a diamond-shaped slightly toothed opening. It occurs in marine and brackish environments and filter feeds on detritus and phytoplankton.