PORT PHILLIP BAY


Green Seaweed 

Dictyosphaeria sericea

View scientific description and taxonomy

Scientific Details

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:
Cladophorales
Family:
Pithophoraceae
Genus:
Dictyosphaeria
Species:
sericea

General Description

Lobed and thickened blade-like body (thallus) appearing folded in a circular shape, arising from single anchor point of coarse roots (rhizoids). Medium green. Up to 10 cm long (thallus).

Biology

This is the only species of the Dictyosphaeria genus living in southern temperate waters. It often grows on vertical rock surfaces.

Habitat

Tidal pools and subtidal reefs with moderate to rough wave action, to depth of 23 m.

Reefs

Coastal shores

Distribution guide

Southern Australia.

Species Group

Seaweeds and seagrasses Green algae

Depth

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

Water Column

On or near sea floor

Max Size

10 cm

Diet

Photosynthetic - sunlight

Commercial Species

No

Global Dispersal

Native to 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, Dictyosphaeria sericea, in Taxonomic Toolkit for marine life of Port Phillip Bay, Museum Victoria, accessed 29 Mar 2017, http://portphillipmarinelife.net.au:8098/species/11337

Text: creative commons cc by licence