Heterodontus omanensis Baldwin, 2005
Oman bullhead shark
photo by Khan, M.M.

Family:  Heterodontidae (Bullhead, horn, or Port Jackson sharks)
Max. size:  56 cm TL (male/unsexed); 61 cm TL (female)
Environment:  demersal; marine; depth range 72 - 80 m
Distribution:  Western Indian Ocean: Central Oman.
Diagnosis:  Vertebrae: 98-98. Diagnosis: Four dark saddles, more or less equally distributed along the head and body. Relatively small, dark pigmented dorsal fins, each with a white distal streak. Large pectoral fins. Unique egg case, with 2 long tendrils extending from its base and flanges with 2 turns. This species differs from H. japonicus in having 4 dark saddles (vs. 11-14); a smaller first-dorsal fin (9.3-10.9% TL vs. 11-21% TL); an egg case of 2 turns (vs. 3), bearing extremely long tendrils (vs. short) (Ref. 54826).
Biology: 
IUCN Red List Status: Data deficient (DD); Date assessed: 09 February 2017 Ref. (124695)
Threat to humans:  harmless
Country info:   
 

Entered by: Capuli, Estelita Emily - 14.09.05

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