Environment: milieu / climate zone / depth range / distribution range
Ekologi
marina bottenlevande; djupintervall 0 - 15 m (Ref. 96339). Subtropical
Eastern Pacific: San Pedro in southern California, USA to Peru.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 47.0 cm TL hane/ej könsbestämd; (Ref. 96339)
Short description
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 0; Mjukstrålar i ryggfenan (totalt) : 344; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 256; Ryggkotor: 146 - 155. Branchiostegal rays: 49.
Found in tide pools and on shallow muddy and sandy bottoms. Benthic but not burrowing (Ref 35581). Young are attracted to lights at sea surface. Adults may often be observed near the surface (Ref. 9328).
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
Oviparous.
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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Estimates based on models
Preferred temperature (Ref.
123201): 20.2 - 29, mean 25.1 °C (based on 270 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00076 (0.00029 - 0.00199), b=3.06 (2.83 - 3.29), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 4.2 ±0.7 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (37 of 100).