Guardian Nature School Team Contact Blog Project Noah Facebook Project Noah Twitter

A global community of nature enthusiasts
photographing and learning about wildlife

Join Project Noah!
nature school apple icon

Project Noah Nature School visit nature school

Parasitic isopod


Parasitic isopod


Marine, from thyrsites atun (barracouta) mouth.


Approx 30mm in length, crawled out of mouth of barracouta (thyrsites atun) about 10 minutes after it was caught.

1 Species ID Suggestions

AnnaWhipkey 10 years ago
tongue-eating louse
Cymothoa exigua Cymothoa exigua

Sign in to suggest organism ID


Mark Ridgway
Mark Ridgway 10 years ago

A most unattractive creature by both looks and habit.

Leuba Ridgway
Leuba Ridgway 10 years ago

Fascinaing ! -seen some in documentaries only . thanks for posting this -Has made me curious; will have to read-up.

BrettKelly 10 years ago

I wondered the same, but I didn't think c. exigua had been found in Australia. I would guess it's some form of Cymothoa sp though.

AnnaWhipkey 10 years ago

Disturbing and fascinating, is this that parasites that destroys a fish's tongue and then acts as the tongue?

alicelongmartin 10 years ago

That is different!

Hema  Shah
Hema Shah 10 years ago

never seen one!

Spotted by

Tasmania, Australia

Spotted on Jan 5, 2011
Submitted on Jan 7, 2012

Related Spottings

Cymothoid Isopod Shrimp Griffen's Isopod

Nearby Spottings

Enamelled Back Spider Grey Goshawk Green Lacewing Grey Goshawk
Noah Guardians
Noah Sponsors
join Project Noah Team

Join the Project Noah Team