PORT PHILLIP BAY


Red Seaweed 

Sonderopelta coriacea

View scientific description and taxonomy

Scientific Details

Similar to Peyssonneliaa novaehollandiae although that species differs in habit being mainly prostrate on the rock surface compared with a more bracket-like habit.

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:
Rhodophyta
Subphylum:
Eurhodophytina
Class:
Florideophyceae
Subclass:
Rhodymeniophycidae
Order:
Peyssonneliales
Family:
Peyssonneliaceae
Genus:
Sonderopelta
Species:
coriacea

General Description

Thick flattened alga radiating from attachment point made up of a short stem (stipe) and fibrous roots (rhizoids). Main part of alga (thallus) is of a simple or split lobed form. Dark red on top with furry white projections (forming rhizoids) on under-surface. Up to 20 cm long (thallus).

Biology

This rounded, flat seaweed can be locally abundant in caverns and deeper waters.

Habitat

Subtidal rocky reefs, attached to overhangs and caverns, rough wave action, to depth of 25 m.

Reefs

Seagrass meadows

Distribution guide

New Zealand and Australia.

Species Group

Seaweeds and seagrasses Red algae

Depth

Shallow (1-30 m)

Water Column

On or near sea floor

Max Size

20 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, Red Seaweed, Sonderopelta coriacea, in Taxonomic Toolkit for marine life of Port Phillip Bay, Museum Victoria, accessed 22 Aug 2017, http://portphillipmarinelife.net.au:8098/species/11188

Text: creative commons cc by licence