Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas; Água doce; estuarina demersal. Tropical
Western Indian Ocean: Kosi Bay to Knysna in South Africa. Possibly extending to Zanzibar, Tanzania.
Tamanho / Peso / Idade
Maturity: Lm ?  range ? - ? cm
Max length : 51.0 cm SL macho/indeterminado; (Ref. 3879)
Descrição suscinta
Chaves de identificação | Morfologia | Morfometria
Espinhos dorsais (total) : 1; Raios dorsais (total) : 4; Espinhos anais: 0; Raios anais : 88 - 109. Preserved specimens brown or grey above, lighter brown or whitish below; 2 faint, longitudinal stripes sometimes present on body but not extending onto head (Ref. 3977).
Found in estuaries and along open coasts. Enters freshwaters of South Africa (Ref. 3879). Feeds mainly on benthic invertebrates (Ref. 3478).
Ciclo de vida ou comportamento de acasalamento
Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas
Taylor, W.R. and J.R. Gomon, 1986. Plotosidae. p. 160-162. In J. Daget, J.-P. Gosse and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISBN, Brussels; MRAC, Tervuren; and ORSTOM, Paris. Vol. 2. (Ref. 3879)
Status na Lista Vermelha da UICN (Ref. 130435)
Uso pelos humanos
Pescarias: pouco comercial; peixe esportivo: sim
Ferramentas
Relatórios especiais
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Fontes da internet
Estimates based on models
Preferred temperature (Ref.
123201): 21.7 - 28, mean 26.9 °C (based on 388 cells).
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00457 (0.00199 - 0.01049), b=3.07 (2.86 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.5 ±0.37 se; based on food items.
Resiliência (Ref.
120179): médio(a), tempo mínimo de duplicação da população 1,4 - 4,4 anos (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (45 of 100).