Aquarium caulerpa

Scientific name

Caulerpa taxifolia

Image of Aquarium Caulerpa. The scientific name, Caulerpa taxifolia. This image was taken by J. Turnball.

Key features

Key features of Aquarium caulerpa include:

  • light green flattened fronds (fern-like)
  • pinnules (small leaves) curve upwards and attach directly opposite each other
  • up to 15cm long (more than 60cm in deep water).


The Aquarium caulerpa:

  • estuaries, coastal lagoons and bays
  • rock, sand, mud and seagrass.


The Aquarium caulerpa:

  • overgrows and outcompetes native species and degrades fish habitats
  • tangles and foul nets and anchors.

Known established populations

The Aquarium caulerpa is currently not present in Victoria.

Report a marine pest sighting

Report any unusual marine species immediately using our online reporting system. Early reporting increases the chance of effective control and eradication. Please take good quality photos of the pests or damage to include in your report where possible.

Alternatively, you can call the Agriculture Victoria Customer Service Centre 136 186.

Report a sighting

Page last updated: 06 Jul 2023