Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
; zoet water demersaal; standvastig (Ref. 126106). Subtropical; 43°N - 28°N
North America: USA from Savannah River drainage, Georgia to Ocklockonee River drainage, Florida and Georgia; throughout the peninsular Florida.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ? range ? - ? cm
Max length : 132 cm TL mannelijk / geslacht onbekend; (Ref. 5723); common length : 59.5 cm TL mannelijk / geslacht onbekend; (Ref. 12193); max. gepubliceerd gewicht: 9.6 kg (Ref. 4699)
Numerous dark spots on the anterior part of its body and head. Lacks plates on ventral surface of the isthmus, wider snout and wider lower jaws. Dark in coloration (Ref. 37032).
Body shape (shape guide): elongated.
Facultative air-breathing (Ref. 126274); Adults occur in sluggish mud or sand-bottomed pools of quiet lowland streams and lakes. Usually found near vegetation.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Observed presence of two distinct waves of developing oocytes in a study indicates a group-synchronous ovary in this species, thus, subsequent spawning during the same breeding season may occur though unverifiable in the same study (Ref. 57432).
Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott, 1991. Common and scientific names of fishes from the United States and Canada. Am. Fish. Soc. Spec. Publ. (20):183 p. (Ref. 3814)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: visserij voor eigen gebruik; sportvis: ja
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Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5801 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00186 (0.00090 - 0.00387), b=3.20 (3.01 - 3.39), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.7 ±0.58 se; based on food items.
Generation time: 7.3 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Weerstandsvermogen (Ref.
120179): laag, minimale populatieverdubbelingstijd 4,5-14 jaar (Preliminary K or Fecundity.).
Kwetsbaarheid van de visserij (Ref.
59153): High vulnerability (63 of 100).
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