Issue
Provisionally valid species. When recognized, mainly considered as a subspecies of Merluccius gayi (Guichenot, 1848). Still more studies are needed to characterize it (March 2021).
Environment: milieu / climate zone / depth range / distribution range
Ekologi
laut batidemersal; oceanodromus (Ref. 51243); kisaran kedalaman 50 - 500 m (Ref. 1371). Deep-water; 4°S - 14°S
Southeast Pacific: off the coast of Peru, from Paita southward to Huarmey.
Length at first maturity / Size / Weight / umur
Maturity: Lm 35.0 range ? - ? cm
Max length : 68.0 cm TL jantan/; (Ref. 1371); 115.0 cm TL (female); common length : 50.0 cm TL jantan/; (Ref. 1371); Umur maksimum dilaporkan: 13 Tahun (Ref. 9722)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
Duri punggung (Keseluruhan (total)) : 1; duri punggung lunak (Keseluruhan (total)) : 45 - 54; Duri dubur: 0; Sirip dubur lunak: 36 - 42. Caudal fin margin usually concave. Color is silvery on back, silvery whitish on belly. M. gayi gayi and M. gayi peruanus differ by the total number of vertebrae, total number of gill rakers and relative length of head (Ref. 1371).
Occurs from the shallow continental shelf to the upper continental slope (Ref. 1371). Sometimes found off the bottom or in midwater (Ref. 1371). Marketed fresh and frozen and also used for fishmeal (Ref. 1371).
Life cycle and mating behavior
Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fecundity | Larva
Espino, M., R. Castillo and F. Fernandez, 1995. Biology and fisheries of Peruvian hake (M. gayi peruanus). p. 339-363. In J. Alheit and T. J. Pitcher (eds.) Hake:biology, fisheries and markets. Chapmanand Hall, London, 478 p. (Ref. 9718)
Status IUCN Red List (Ref. 130435: Version 2024-1)
ancaman kepada manusia
Harmless
penggunaan manusia
Perikanan: bernilai komersial tinggi
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = No PD50 data [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00525 (0.00322 - 0.00854), b=3.11 (2.96 - 3.26), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trophic level (Ref.
69278): 4.4 ±0.6 se; based on diet studies.
Daya lenting (Ref.
120179): sedang, Waktu penggandaan populasi minimum 1.4 - 4.4 tahun (K=0.19-0.21; tmax=13).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (54 of 100).
Climate Vulnerability (Ref.
125649): Very high vulnerability (90 of 100).
Nutrients (Ref.
124155): Calcium = 10.9 [5.5, 38.6] mg/100g; Iron = 0.326 [0.063, 0.892] mg/100g; Protein = 17 [16, 18] %; Omega3 = 0.141 [0.074, 0.262] g/100g; Selenium = 22.4 [10.1, 50.5] μg/100g; VitaminA = 14 [3, 62] μg/100g; Zinc = 0.245 [0.168, 0.379] mg/100g (wet weight);
