PORT PHILLIP BAY


Brown Seaweed 

Colpomenia sinuosa

View scientific description and taxonomy

Scientific Details

Very similar to Colpomenia peregrine, which is only distinguishable microscopically with fertile material. Superficially similar to Lethesia species which are usually solid not hollow, smaller, and darker in colour.

Main information sources:
Womersley, H.B.S., (1984-2003). The Marine Benthic Flora of Southern Australia. Part 1-3d. Govt. Printer, South Australia.
Baldock, R.N. 2010. Algae Revealed. South Australian State Herbarium. Website.
AlgaeBase. Website.

Taxonomy

Phylum:
Ochrophyta
Subphylum:
Phaeista
Superclass:
Fucistia
Class:
Phaeophyceae
Order:
Ectocarpales
Family:
Scytosiphonaceae
Genus:
Colpomenia
Species:
sinuosa

General Description

Distinguished by bubble-like appearance. Hollow lobed, folded or globular-shaped algae. Light to medium brown. As high as wide, up to 15 cm (thallus).

Biology

This seaweed attaches to rock surfaces as well larger algae or seagrasses. It is one of several bubble-like seaweeds, this one often being confused with Colpomenia peregrine and Lethesia species.

Habitat

Intertidal reefs and shallow subtidal rocky reefs, also on larger algae or seagrass, to depth of 6 m.

Coastal shores

Reefs

Seagrass meadows

Distribution guide

Worldwide.

Species Group

Seaweeds and seagrasses Brown algae

Depth

Shore (0-1 m)
Shallow (1-30 m)

Water Column

On or near sea floor

Max Size

15 cm

Diet

Photosynthetic - sunlight

Commercial Species

No

Global Dispersal

Recorded in Australia

Identify

Conservation Status

  • DSE Advisory List : Not listed
  • EPBC Act 1999 : Not listed
  • IUCN Red List : Not listed

Author

article author Pocklington, Jacqui

Jacqui Pocklington is a Research Associate with expertise in algal taxonomy.

citation

Cite this page as:
Pocklington, Jacqui, 2011, Brown Seaweed, Colpomenia sinuosa, in Taxonomic Toolkit for marine life of Port Phillip Bay, Museum Victoria, accessed 25 Jul 2017, http://portphillipmarinelife.net.au:8098/species/11303

Text: creative commons cc by licence