WHATSTHATFISH
Sea squirts

Solitary Ascidian

Herdmania grandis

Also known as: Red-mouthed Ascidian, Red-throated Ascidian, Sea Squirt, Tunicate

Adult
@ChrisAnne · Rye Pier, Australia · June 20201 / 1
01

Overview

Found singly, buried by its foot, in sponge gardens, seagrass meadows, drop-offs, and walls, over coral and rocky reefs.

Ascidian, also known as tunicates because their bodies are covered by a "tunic" a tough cellulose-like covering.
The other common name is sea squirt because when threatened they sometimes eject a jet of water.

02

How to identify

Body shape
urn

Tap any trait to see other fish that share it.

03

Habitat & where to find it

  • Range · Indo-West Pacific
  • Country only · 1
LIVES IN

Found singly, buried by its foot, in sponge gardens, seagrass meadows, drop-offs, and walls, over coral and rocky reefs.

04

Adult photos 1

05

Discussion

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    ALL STAGES
    FOR THE MARINE-BIOLOGY CURIOUS

    Deep dive

    Taxonomy

    1. kingdomAnimalia
    2. phylumChordata
    3. classAscidiacea
    4. orderStolidobranchia
    5. familyPyuridae
    6. genusHerdmania
    7. speciesHerdmania grandis (Heller, 1878)

    SourcesWoRMS

    06

    More in the family

    Stolidobranchia