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Atheriniformes (Silversides) >
Atherinopsidae (Neotropical silversides) > Menidiinae
Etymology: Atherinella: Greek, atherina, the Greek name for the eperlane; 1770, diminutive (Ref. 45335).
Eponymy: This is a toponym referring to a river, the Rio Chagres, Panama. (Ref. 128868), visit book page.
More on authors: Meek & Hildebrand.
Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
marina; sötvatten; brackvatten bentopelagisk. Tropical
Western Central Atlantic: Panama and Costa Rica.
Size / Vikt / Age
Könsmognad: Lm ?  range ? - ? cm
Max length : 9.0 cm TL hane/ej könsbestämd; (Ref. 36880)
Inhabits rivers of low to high current velocity, between 8 and 60 m elevation. Swims in schools near the surface of the water. An active fish that captures terrestrial and aquatic insects, but also eats filamentous algae and diatoms (Ref. 36880).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
Bussing, W.A., 1998. Peces de las aguas continentales de Costa Rica [Freshwater fishes of Costa Rica]. 2nd Ed. San José Costa Rica: Editorial de la Universidad de Costa Rica. 468 p. (Ref. 36880)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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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=0.00589 (0.00253 - 0.01369), b=3.10 (2.92 - 3.28), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 2.7 ±0.30 se; based on food items.
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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