Animal Species:Gillblotch Leatherjacket, Pervagor janthinosoma (Bleeker, 1854)

The Gillblotch Leatherjacket is usually seen in shallow lagoons and coral reefs. It can be very common in coral reef habitats but is secretive and is not usually noticed.

Alternative Name/s

Ear-spot Filefish, Redtail Leatherjacket, Red-tailed Leatherjacket

Identification

The species can be recognised by its orange-red caudal fin, the dark blotch over the gill opening and narrow black lines on the sides of the body.

Size range

The Gillblotch Leatherjacket grows to 14cm in length.

Distribution

The species occurs in tropical marine waters of the Indo-Pacific, from East Africa, north to Japan, south to Australia and east to Tonga.

In Australia the Gillblotch Leatherjacket is known from the north-western coast of Western Australia and from northern Queensland to southern New South Wales.

The map below shows the Australian distribution of the species based on public sightings and specimens in Australian Museums. Click on the map for detailed information.  Source: Atlas of Living Australia.

Pervagor janthinosoma

Distribution by collection data

Ozcam map of Gillblotch Leatherjacket specimens in the Australian Museum.

What does this mean?

Habitat

It occurs at depths of 1 m to 20 m.

Classification

Species:
janthinosoma
Genus:
Pervagor
Family:
Monacanthidae
Order:
Tetraodontiformes
Class:
Actinopterygii
Subphylum:
Vertebrata
Phylum:
Chordata
Kingdom:
Animalia

What does this mean?

References

  1. Allen, G.R. 1997. Marine Fishes of Tropical Australia and South-east Asia. Western Australian Museum. Pp. 292.
  2. Allen, G.R. & R. Swainston. 1988. The Marine Fishes of North-Western Australia. A Field Guide for Anglers and Divers. Western Australian Museum. Pp. 201.
  3. Hoese, D.F., Bray, D.J., Paxton, J.R. & G.R. Allen. 2006. Fishes. In Beesley, P.L. & A. Wells. (eds) Zoological Catalogue of Australia. Volume 35. ABRS & CSIRO Publishing: Australia. parts 1-3, pages 1-2178.
  4. Randall, J.E., Allen, G.R. & R.C. Steene. 1997. Fishes of the Great Barrier Reef and Coral Sea. Crawford House Press. Pp. 557.


Mark McGrouther , Collection Manager, Ichthyology
Sascha Schulz
Last Updated:

Tags fish, ichthyology, Gillblotch Leatherjacket, Pervagor janthinosoma, Monacanthidae, blue, green, flatfish, 10 cm - 30 cm, no pattern, coral reef, marine, red tail,