Dermatopsis hoesei Møller & Schwarzhans, 2006
Hoese's mudbrotula
Dermatopsis hoesei
photo by P.R. Møller & W. Schwarzhans

Family:  Bythitidae (Viviparous brotulas), subfamily: Brosmophycinae
Max. size:  4 cm SL (male/unsexed); 4.8 cm SL (female)
Environment:  reef-associated; depth range 0 - 4 m
Distribution:  Western Pacific: SE Australia, south of the Great Barrier Reef, chiefly along the shores of New South Wales.
Diagnosis:  Dorsal soft rays (total): 67-77; Anal soft rays: 46-53; Vertebrae: 40-43. The species is characterized by the following: vertebrae 11-14 + 27-31 = 40-43, dorsal fin rays 67-77, anal fin rays 46-53; no scales on the head and body; posterior nostril large, about half size of eye; lower preopercular pore large, about size of posterior nostril or larger; weak spine on maxilla positioned behind rear tip of eye; single pair of pseudoclaspers curved, expanded and paddle-like, longer than penis, without fleshy appendices; otolith with pointed posterior tip and concavity above and massive postdorsal angle, otolith length to height ratio 1.9-2.0, sulcus with divided colliculi (Ref. 57886).
Biology:  Occurs along rocky shores at shallow depths. A female specimen (AMS 15330-037, 42 mm SL), contained 3 embryos, 11-16 mm SL. The species is pale except for some weak pigmentation on top of head (Ref. 57886).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (120744)
Threat to humans:  harmless
Country info:   
 

Entered by: Capuli, Estelita Emily - 21.02.07

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