Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > 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); grandis: From the Latin words fundus=bottom, and grandis=big, large; full grown (Ref. 79012). More on author: Baird, Girard.
Environment / Climate / Range
Freshwater; brackish; benthopelagic; pH range: 8.9 - ? ; dH range: 17 - ?; potamodromous (Ref. 51243). Tropical; 22°C - 26°C (Ref. 2060)
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 18.0 cm TL male/unsexed; (Ref. 26938); common length : 10.4 cm TL male/unsexed; (Ref. 12193)
Western Atlantic: northeastern Florida to Key West in USA and northern Gulf of Mexico to Cuba.
Prefers grassy bays, canals and nearby fresh water, avoiding tidal flats. Also found in marginal fresh waters. 18 cm max TL (Ref. 7251). Not a seasonal killifish. Is difficult to maintain in aquarium (Ref. 27139). Feeds on small crustaceans and other invertebrates (Ref. 26938).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
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. 96402)
CITES (Ref. 94142)
Threat to humans
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00479 (0.00178 - 0.01286), b=3.15 (2.92 - 3.38), based on LWR estimates for this Family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.4 ±0.52 se; Based on food items.
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low vulnerability (24 of 100) .