Holocéphales (chimères) (chimaeras) >
Chimaeriformes (Chimaeras) >
Callorhinchidae (Plownose chimaeras)
Etymology: Callorhinchus: Greek, kalos, kallos = beautiful + Greek, rhyngchos = snout (Ref. 45335).
Environnement / Climat / Gamme
Écologie
; marin; saumâtre démersal; océanodrome (Ref. 51243); profondeur 0 - 227 m (Ref. 26346). Subtropical, preferred 16°C (Ref. 107945); 33°S - 50°S
Southwest Pacific: southern Australia and New Zealand.
Length at first maturity / Taille / Poids / Âge
Maturity: Lm 71.0, range 70 - ? cm
Max length : 125 cm TL mâle / non sexé; (Ref. 26346); common length : 75.0 cm TL mâle / non sexé; (Ref. 9258)
Occurs on continental shelves to depths of at least 200 m (Ref. 6871). Migrates into large estuaries and inshore bays in the spring to breed (Ref. 6871). Feeds mainly on shellfish (Ref. 26346). Oviparous (Ref. 50449). Eggs are encased in horny shells (Ref. 205). Flesh is of good eating quality. Males have a small, club-like protuberance on the head and also long copulation organs near the pelvic fins (Ref. 557).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Migrates into large estuaries and inshore bays in the spring to breed (Ref. 6871). Oviparous, two egg cases (Ref. 26346) are laid on sandy or muddy bottoms and take up to 8 months to hatch (Ref. 6871). Embryos feed solely on yolk (Ref. 50449).Young hatch at about 15 cm (Ref. 26346).
Last, P.R. and J.D. Stevens, 1994. Sharks and rays of Australia. CSIRO, Australia. 513 p. (Ref. 6871)
Statut dans la liste rouge de l'IUCN (Ref. 115185)
CITES (Ref. 94142)
Not Evaluated
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial
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