Bougainvillia muscus (Allman, 1863)

Bougainvillia muscus

Description: An irregular bushy hydroid, forming a colony which is somewhat conical in outline. The individual polyps are athecate with two rings of tentacles angled to each other. The reproductive structures produce free-swimming medusae. Colonies measure 70-120mm in height, polyps are about 3mm in length.

Habitat: Usually in fairly wave sheltered conditions, often in slightly reduced salinity.

Distribution: Widespread in the British Isles.

Similar Species: A rather non-descript straggly hydroid, with no good distinguishing features.

Key Identification Features:

Distribution Map: NBN map : National Biodiversity Network mapping facility, data for UK.

WoRMS: Species record : World Register of Marine Species.

iNaturalist: Species account : iNaturalist World Species Observations database

 Picton, B.E. & Morrow, C.C. (2016). Bougainvillia muscus (Allman, 1863). [In] Encyclopedia of Marine Life of Britain and Ireland. Accessed on 2024-06-14

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