Environment: milieu / climate zone / depth range / distribution range
البيئة
بحري القاع; نطاق العمق 0 - 2 m (Ref. 58018). Tropical
Eastern Pacific Ocean from Mexico south of the Gulf California to Panama.
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 5.0 cm NG ذكر/ مختلط الجنس; (Ref. 37955)
أشعه شرجية لينه: 31 - 35. Dactyloscopus byersi differs from Dactyloscopus heraldi in a number of features: one row of scales above the curved portion of the lateral line (vs. none); A 31-35, modally 34 (vs. 29-33, modally 32); upper lip fimbriae 13-18, modally 15 (vs. 11-14, modally 12); preopercular sensory pores increases in number with size, but more present in D. byersi of comparable sizes; chevron markings prominent on the side posteriad (vs. weak or absent) and absence of dark bars on the dorsum (vs. present) (Ref. 82814).
Feeds on small fishes and invertebrates (Ref. 37955).
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
De la Cruz Agüero, J., M. Arellano Martínez, V.M. Cota Gómez and G. de la Cruz-Agüero, 1997. Catalogo de los peces marinos de Baja California Sur. IPN-CICIMAR, La Paz, Mexico. P. 346. (Ref. 37955)
IUCN Red List Status (Ref. 130435)
استخدامات بشرية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Preferred temperature (Ref.
123201): 22.3 - 29.1, mean 26.4 °C (based on 177 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 4.0 ±0.62 se; based on food items.
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
