PORT PHILLIP BAY


Green Seaweed 

Caulerpa flexilis

View scientific description and taxonomy

Scientific Details

Differs in appearance to C. brownii by being branched and somewhat fern-like.

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:
Chlorophyta
Class:
Ulvophyceae
Order:
Bryopsidales
Family:
Caulerpaceae
Genus:
Caulerpa
Species:
flexilis

General Description

Resembles small, two dimensional pine trees, with tips tapering upward. Central stalk (stipe) 3-4mm across with alternate branches (both sides to 6 cm across). Branchlets (ramuli to 3 mm long) cover all parts of the alga (stipe, branches, stolon). Dark green. Up to 40 cm long (thallus).

Biology

This beautiful and delicate alga is commonly found in rock pools and moderately exposed rocky reefs. Tropical species of this genus are used for ornamental decoration in household aquariums

Habitat

Subtidal rocky reefs and tidal pools, in shallow waters with rough-moderate wave action, to depth of 40 m.

Reefs

Coastal shores

Seagrass meadows

Distribution guide

New Zealand and Australia.

Species Group

Seaweeds and seagrasses Green algae

Depth

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

Water Column

On or near sea floor

Max Size

40 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, Green Seaweed, Caulerpa flexilis, in Taxonomic Toolkit for marine life of Port Phillip Bay, Museum Victoria, accessed 19 Oct 2017, http://portphillipmarinelife.net.au:8098/species/11132

Text: creative commons cc by licence