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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Pseudocrenilabrinae
Etymology: Thysochromis: Greek, thysis, -eos = impulsive + Greek, chromis = a fish, perhaps a perch (Ref. 45335).
Eponymy: Professor Dr Dirk Frans Elisabeth Thys van den Audenerde (d: 1934) is a Belgian ichthyologist and Museum Director. [...] Dr William John Ansorge (1850–1913) was an English explorer and collector who was active in Africa in the second half of the 19th century. [...] (Ref. 128868), visit book page.
More on author: Boulenger.
Ambiente: milieu / zona climática / intervalo de profundidade / gama de distribuição
Ecologia
; Água doce demersal; pH range: 6.0 - 8.0; dH range: 5 - 19. Tropical; 24°C - 26°C (Ref. 2060); 13°N - 3°N
Africa: from coastal basins in Ivory Coast (rivers Agnébi, Me, Bia, Comoé, Tano) to forested coastal lowlands in Nigeria (Ogun, Oshun, Niger delta, Ethiop, Calabar, Great Kwa and lower Cross) including the Ouémé in Benin (Ref. 53405, 81260). Also reported from Ogowe basin in Gabon (Ref. 81260). Reports from Kouilou-Niari in Republic of Congo (Ref. 81260) refer to Thysochromis emili (Ref. 122428).
Tamanho / Peso / Idade
Maturidade: Lm ? range ? - ? cm
Max length : 8.8 cm SL macho/indeterminado; (Ref. 53405)
Espinhos dorsais (total) : 13 - 16; Raios dorsais moles (total) : 9 - 11; Espinhos anais: 3; Raios anais moles: 7 - 9.
Body shape (shape guide): fusiform / normal; Cross section: compressed.
Pair-bonding, substrate brooder which spawns preferentially in caves or cave-like structures (Ref. 52307, 81260). Maximum TL was recorded at 12.0-13.0 cm (Ref. 5706).
Ciclo de vida e comportamento de acasalamento
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Daget, J., 1991. Thysochromis. p. 480-481. In J. Daget, J.-P. Gosse, G.G. Teugels and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISNB, Brussels; MRAC, Tervuren; and ORSTOM, Paris. Vol. 4. (Ref. 5706)
Categoria na Lista Vermelha da IUCN (Ref. 130435: Version 2025-2 (Global))
Ameaça para o homem
Harmless
Utilização humana
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimativas baseadas em modelos
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01445 (0.00833 - 0.02507), b=3.00 (2.85 - 3.15), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Nível Trófico (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
Resiliência (Ref.
120179): Elevada, tempo mínimo de duplicação da população menor que 15 meses (Preliminary K or Fecundity.).
Vulnerabilidade da pesca (Ref.
59153): Low vulnerability (10 of 100).
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