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Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Fundulidae (Topminnows and killifishes)
Etymology: Fundulus: Latin, fundus = bottom; a peculiar name for a topminnow, coined for a bottom species of Atlantic coast being "the abode of the fundulus mudfish" (Ref. 45335); dispar: dispar meaning dissimilar (Ref. 10294).
More on author: Agassiz.
Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
; sötvatten bentopelagisk; ej vandrande. Temperate; 15°C - 25°C (Ref. 2059); 44°N - 33°N
North America: occurs only in the USA from the southern Great Lakes to eastern Texas and southern Alabama.
Size / Vikt / Age
Könsmognad: Lm ?  range ? - ? cm
Max length : 6.0 cm TL hane/ej könsbestämd; (Ref. 27139); common length : 4.0 cm TL hane/ej könsbestämd; (Ref. 12193)
Short description
Bestämningsnycklar | Morfologi | Morfometri
Occurs in vegetated standing water bodies and quiet pools and backwaters of streams (Ref. 5723, 10294). Maximum length 7.8 cm TL (Ref. 5723). Feeds on terrestrial insects, snails, small crustaceans, and some algae (Ref. 10294). Not a seasonal killifish. Is difficult to maintain in aquarium (Ref. 27139).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
Huber, J.H., 1996. Killi-Data 1996. Updated checklist of taxonomic names, collecting localities and bibliographic references of oviparous Cyprinodont fishes (Atherinomorpha, Pisces). Société Française d'Ichtyologie, Muséum National d'Histoire Naturelle, Paris, France, 399 p. (Ref. 27139)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Fiskeri: kommersiell; Akvarium: Kommersiell
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=0.00724 (0.00286 - 0.01836), b=3.17 (2.98 - 3.36), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.2 ±0.2 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): Low vulnerability (10 of 100).
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