Common names from other countries
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Perciformes/Zoarcoidei (Eelpouts and pricklebacks) >
Stichaeidae (Pricklebacks) > Stichaeinae
Etymology: Ernogrammus: Greek, ernos, -eos, -ous = bud, shoot, descendenat + Greek, gramma = letter, mark, signal (Ref. 45335); walkeri: Named for B.W. Walker (UCLA) who discovered the species..
Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
دريايي نزديك كف زي; تغييرات عمق 1 - 21 m (Ref. 26664). Subtropical
Eastern Central Pacific: California, USA.
Size / Weight / سن
Maturity: Lm ?  range ? - ? cm
Max length : 28.8 cm SL جنس نر / بدون خواص جنسي; (Ref. 26664)
توصيف مختصر
كليدهاي شناسايي | ريخت شناسي | ريخت ستجي بوسيله انداره گيري
خارهاي باله پشتي (کل) : 50 - 51; خارهاي باله مخرجي: 2; شعاع نرم باله مخرجي: 31 - 33; مهره ها: 53 - 55. Tubule processes of the lateral line canals are inclined irregularly, postdorsally, and postventrally; unbanded pectorals; branchiostegal membrane separate from isthmus.
Inhabits the littoral and sublittoral zones; apparently nocturnal and lives in rock crevices (Ref. 26664).
Life cycle and mating behavior
Maturities | تولید مثل | Spawnings | Egg(s) | Fecundities | توزاد ( لارو)
Follett, W.I. and D.C. Powell, 1988. Ernogrammus walkeri, a new species of prickleback (Pisces: Stichaeidae) from south-central California. Copeia 1988(1):135-152. (Ref. 26664)
وضعيت در فهرست قرمز IUCN (Ref. 130435)
CITES (Ref. 128078)
Not Evaluated
خطر برای انسان ها
Harmless
استفاده انسانی
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Preferred temperature (Ref.
115969): 14 - 15.9, mean 15.3 (based on 14 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00380 (0.00165 - 0.00876), b=3.16 (2.96 - 3.36), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.4 ±0.5 se; based on size and trophs of closest relatives
جهندگی (Ref.
120179): پايين ، كم, كمينه زمان لازم براي دو برابر شدن جمعيت 5/4 – 14 سال (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (25 of 100).