Gomon’s Frogmouth, Chaunax gomoni Ho, Kawai & Satria 2015


Holotype of Gomon's Frogmouth, Chaunax gomoni, from off Java, Indonesia, eastern Indian Ocean, 290–295 m, HUMZ 193991, 174 mm SL. Source: T. Kawai / Fisheries Science Center, Hokkaido University Museum, Hakodate, Japan. License: All rights reserved

Summary:
A rosy-coloured coffinfish covered in many large irregular green spots (some more elongate than others), and 5 bars radiating from the eye. The underside is paler, and the mouth cavity, gill chamber and peritoneum are pale and unpigmented.
Gomon's Frogmouth has been recorded from the Arafura Sea, Northern Territory, in 193-195 m. 

Cite this page as:
Bray, D.J. 2022, Chaunax gomoni in Fishes of Australia, accessed 17 Apr 2024, https://fishesofaustralia.net.au/Home/species/5378

Gomon’s Frogmouth, Chaunax gomoni Ho, Kawai & Satria 2015

More Info


Distribution

Arafura Sea, Northern Territory (193-195 m), and the Eastern Indian Ocean off Indonesia and the Western Pacific off the Philippines.

Features

Dorsal fin III, 12; Pectoral fin 12-13; Anal fin 7; Caudal fin 9.
A species of the Chaunax abei-group with a unique un-pigmented peritoneum and the following combination of characters: irregular green spots on dorsal surface when freshly dead, turning into dark brown when preserved; head length 39.5–40.8% SL; 10 gill rakers on second gill arch; 12 or 13 pectoral fin rays; 29–38 neuromasts on lateral-line proper and 11–14 on pectoral series.

Colour

Body with many large irregular green spots, some more elongate, on rosy background, 5 bars radiating from eye; ventral surface paler. When preserved, spots deep brown; background light greyish to pale. Mouth cavity, gill chamber and peritoneum pale and unpigmented.

Similar Species

Chaunax gomoni is the only species of Chaunax with an unpigmented peritoneum, readily distinguishing it from all known congeners.

Etymology

The species is named after Dr. Martin F. Gomon, Senior Curator of Fishes, Museum Victoria, Melbourne, Australia, for his great contribution to fish taxonomy and for his long-term friendship with the authors.

Species Citation

Chaunax gomoni Ho, Kawai & Satria 2015, Raffles Bulletin of Zoology 63: 302, Figs. 1A, B, 2A, B. Type locality: off Java, 8°15.5’S, 110°22.0’E to 8°14.8’S, 110°20.3’E, Indonesia, depth 290-295 m

Author

Bray, D.J. 2022

Resources

Atlas of Living Australia

Gomon’s Frogmouth, Chaunax gomoni Ho, Kawai & Satria 2015

References


Ho, H.-C., Kawai, T. & Satria, F. 2015. Species of the anglerfish genus Chaunax from Indonesia, with descriptions of two new species (Lophiiformes: Chaunacidae). Raffles Bulletin of Zoology 63: 301-308. See ref online

Quick Facts


Depth:180-359 m

Habitat:Continental shelf/slope

Max Size:18 cm SL

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