Environment: milieu / climate zone / depth range / distribution range
экология
морской демерсальный, usually ? - 25 m (Ref. 9118). Tropical; 14°N -
Eastern Pacific: El Salvador to Peru.
Size / Вес / Возраст
Maturity: Lm ?  range ? - ? cm
Max length : 20.0 cm TL самец/пол неопределен; (Ref. 9118); common length : 14.0 cm TL самец/пол неопределен; (Ref. 55763)
Краткое описание
определительные ключи | морфология | морфометрия
Body moderately elongate and compressed; snout prominent; mouth small and sub-terminal; chin with 4 pores but without barbels; edge of preopercle with 2 strong spines at the angle; lower branch of first gill arch with 18 to 24 gill rakers; second dorsal fin long, with 22 to 26 soft rays; body silvery yellowish without any major distinctive markings; back speckled; fins dark or pale; pelvic fins yellowish; roof of mouth black (Ref. 55763).
Found over muddy and sandy bottoms (Ref. 9118). Feeds mainly on planktonic crustaceans, also worms and other benthic invertebrates (Ref. 9118). Common in local markets (Ref. 9118).
Life cycle and mating behavior
Maturities | размножение | Spawnings | Egg(s) | Fecundities | личинки
Allen, G.R. and D.R. Robertson, 1994. Fishes of the tropical eastern Pacific. University of Hawaii Press, Honolulu. 332 p. (Ref. 11482)
Статус Красного Списка МСОП (Ref. 130435)
Угроза для людей
Harmless
Использование человеком
рыболовство: не имеет хозяйственного значения
дополнительная информация
инструменты
Специальные отчеты
Скачать в формате XML
ресурсы в Интернет
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00794 (0.00464 - 0.01359), b=3.07 (2.93 - 3.21), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.2 ±0.32 se; based on food items.
устойчивость к внешним воздействиям (Ref.
120179): высокий, минимальное время удвоения популяции до 15 месяцев (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).