Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
marino bentopelágico; rango de profundidad 180 - 400 m (Ref. 6181). Deep-water; 20°S - 27°S, 90°W - 81°W (Ref. 6181)
Southeast Pacific: known only from seamounts of Nazca Submarine Ridge and adjacent parts of Sala y Gomez Ridge.
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 43.0 cm SL macho / no sexado; (Ref. 6181); edad máxima reportada: 15 años (Ref. 6204)
Espinas dorsales (total) : 18; Radios blandos dorsales (total) : 15 - 18; Espinas anales: 2; Radios blandos anales: 12 - 14; Vértebra: 34. Lateral line branching below the 5th to 7th spine of the first dorsal fin, usually ending below the third to the last spine of the first dorsal fin. The lower branch runs mid laterally, sometimes undulating on caudal peduncle. Body is entirely scaled at a length of over 20 cm SL. Pyloric caeca 7 or 8. Body color is brown with silvery tint; anterior 2 membranes of the first dorsal fin black, the rest of the fin black edged; the posterior part of the pectoral fin is black.
Body shape (shape guide): elongated; Cross section: compressed.
Feeds on squid and fish. Matures at about 25 cm.
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Nakamura, I. and N.V. Parin, 1993. FAO Species Catalogue. Vol. 15. Snake mackerels and cutlassfishes of the world (families Gempylidae and Trichiuridae). An annotated and illustrated catalogue of the snake mackerels, snoeks, escolars, gemfishes, sackfishes, domine, oilfish, cutlassfishes,. scabbardfishes, hairtails, and frostfishes known to date. FAO Fish. Synop. 125(15):136 p. (Ref. 6181)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Índice de diversidad filogenética (Referencia 82804) |
PD50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00363 (0.00164 - 0.00803), b=3.11 (2.92 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Nivel trófico (Referencia 69278) |
4.5 ±0.62 se; based on food items. |
Resiliencia (Referencia 120179) |
Bajo, población duplicada en un tiempo mínimo de 4.5-14 años (tmax=15). |
Vulnerabilidad pesquera (Ref. 59153) |
Moderate vulnerability (40 of 100). 🛈 |