Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Siluriformes
(Catfish) > Ictaluridae
(North American freshwater catfishes)
Etymology: Ameiurus: Greek, a = without + Greek, meiouros, -os, -on = without tail (Ref. 45335); catus: catus, meaning cat (Ref. 10294).
Environment / Climate / Range
Freshwater; brackish; demersal; potamodromous (Ref. 51243); depth range 10 - ? m. Subtropical, preferred ?; 46°N - 27°N
North America: Rivers of the Atlantic coastal states of USA from Florida to New York.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 95.0 cm TL male/unsexed; (Ref. 40637); common length : 30.5 cm TL male/unsexed; (Ref. 12193); max. published weight: 9.8 kg (Ref. 40637); max. reported age: 14 years (Ref. 72508)
Sluggish, mud-bottomed pools, open channels, and backwaters of small to large rivers; also in lakes and impoundments. Feeds on wide variety of fishes, insects and crustaceans (Ref. 27549).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Hardman, M. and L.M. Page, 2003. Phylogenetic relationships among bullhead catfishes of the genus Ameiurus (Siluriformes: Ictaluridae). Copeia 2003(1):20-33. (Ref. 54507)
IUCN Red List Status (Ref. 109396)
CITES (Ref. 94142)
Threat to humans
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00794 (0.00454 - 0.01390), b=3.08 (2.92 - 3.24), based on LWR estimates for this species & (Sub)family-body (Ref. 93245
Trophic Level (Ref. 69278
): 3.2 ±0.45 se; Based on food items.
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (tm=3-4; tmax=14; Fec=1,000-4,000).
Vulnerability (Ref. 59153
): Moderate to high vulnerability (47 of 100) .