Holocéphales (chimères) (chimaeras) >
Chimaeriformes (Chimaeras) >
Callorhinchidae (Plownose chimaeras)
Etymology: Callorhinchus: Tautonymous with Chimaera callorynchus Linnaeus 1758 (but unnecessarily emended from -rynchus to -rhinchus: callum (L.), hard skin; rhynchus (L.), snout, referring to peculiar hoe-shaped proboscis. (See ETYFish); callorynchus: callum (L.), hard skin; rhynchus (L.), snout, referring to peculiar hoe-shaped proboscis. (See ETYFish).
More on author: Linnaeus.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin démersal; profondeur 10 - 116 m (Ref. 34015). Subtropical; 5°C - 10°C (Ref. 34015); 3°S - 56°S, 82°W - 43°W
Southeast Pacific and Southwest Atlantic.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 89.2 cm SL mâle / non sexé; (Ref. ); common length : 70.0 cm TL mâle / non sexé; (Ref. 6077)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 1. Pectorals very large (Ref. 27363).
Occurs in sandy and muddy substrates. Apparently associated with Stromateus brasiliensis and Discopyge tschudii (Ref. 34015). Oviparous (Ref. 50449). Max length (Itamar Alves Martins, pers. comm., 2002).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Menni, R.C., R.A. Ringuelet and R.H. Aramburu, 1984. Peces marinos de la Argentina y Uruguay. Editorial Hemisferio Sur S.A. Buenos, Aires, Argentina. 359 p. (Ref. 2806)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 7.5 - 14.8, mean 11.3 °C (based on 125 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00457 (0.00218 - 0.00958), b=3.13 (2.93 - 3.33), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Ref.
69278): 3.4 ±0.1 se; based on diet studies.
Résilience (Ref.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (Fec assumed to be <100).
Fishing Vulnerability (Ref.
59153): High to very high vulnerability (65 of 100).
Nutrients (Ref.
124155): Calcium = 36.4 [9.4, 104.6] mg/100g; Iron = 0.898 [0.331, 3.776] mg/100g; Protein = 14 [11, 18] %; Omega3 = 0.238 [0.103, 0.526] g/100g; Selenium = 28.6 [5.8, 75.6] μg/100g; VitaminA = 7.6 [2.6, 20.9] μg/100g; Zinc = 0.617 [0.320, 1.178] mg/100g (wet weight); based on
nutrient studies.