Tonna perdix (Linnaeus, 1758)
Pacific partridge tun
Tonna perdix
photo by Poppe, Guido and Philippe

Family:  Tonnidae (tun shells)
Max. size:  20 cm ShH (male/unsexed)
Environment:  benthic; marine; depth range 0 - 50 m
Distribution:  Indo-Pacific: from Natal (South Africa), East Africa, Red Sea (Sudan and Egypt), to India, Andaman and Nicobar Islands, to Pitcairn and as far east to Galapagos Islands, north to Japan and Hawaii, and south to Australia and New Zealand.
Diagnosis:   
Biology:  Caught in trawl nets or in fish traps (Ref. 349). Maximum depth from Ref. 105535. Intertidal to subtidal (Ref. 106232). On fine (Ref. 105535) sandy bottoms (Ref. 349) and on coral reefs (Ref. 106681). Dead shells rarely found on the beaches (Ref. 88739). Feeds on holothurians on reef flats (Ref. 106232).
IUCN Red List Status: Not Evaluated (N.E.) Ref. 123251)
Threat to humans:  harmless
Country info:  Known from Henderson and Oeno (Refs. 87866, 87907). C: Refs. 337, 87866, 87907.

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