Grey Bubble Weed (species: Dictyosphaeria versluysii) in Lizard Island area: all known taxa (Lizard Island Field Guide)
Dictyosphaeria versluysii
Grey Bubble Weed

©Anne Hoggett: Close-up of Dictyosphaeria versluysii on the reef flat near Bird Islet, Lizard Island. Enlarge image to see pebbled appearance caused by large individual cells.

©Anne Hoggett: Dictyosphaeria versluysii on the reef flat at Bird Islet, Lizard Island.

©Anne Hoggett: Dictyosphaeria versluysii on the reef flat at Pidgin Point, Lizard Island.
Kingdom Plantae
Division Chlorophyta
Class Ulvophyceae
Order Cladophorales
Family Pithophoraceae
Genus Dictyosphaeria
Species Dictyosphaeria versluysii



Distinguishing features

Grey/green cushion-shaped plants that often form aggregations on exposed reef flats.


  • Up to 4 cm (thallus length)


Similar taxa


©Atlas of Living Australia: Australian distribution

Web resources


References that assist with identification

  • Cribb, A.B. and J.W. Cribb (1985). Plant life of the Great Barrier Reef and adjacent shores University of Queensland Press, St Lucia.
  • Edgar, G. (2019). Tropical Marine Life of Australia New Holland Publishers, London.

Other references

  • Burdon-Jones, C. and G.R.W. Denton (1981). Metals in marine organisms from the Great Barrier Reef Province. Part 1. Base line survey,Interim Progress Report, James Cook University, Townsville.. LIRS catalog number 69.
  • View all references