Environment: milieu / climate zone / depth range / distribution range
Ecología
marino demersal; rango de profundidad 3 - 23 m (Ref. 36120), usually 11 - 20 m (Ref. 36120). Temperate; 40°N - 15°N
Distribución
Países | Áreas FAO | Ecosistemas | Ocurrencias, apariciones | Point map | Introducciones | Faunafri
Eastern Atlantic: Azores, Madeira, Canary, Cape Verde Islands and Senegal.
Tamaño / Peso / Age
Maturity: Lm ? range ? - ? cm
Max length : 8.0 cm SL macho / no sexado; (Ref. 36120)
Short description
Claves de identificación | Morfología | Morfometría
Espinas dorsales (total) : 0; Radios blandos dorsales (total) : 80 - 87; Espinas anales: 0; Radios blandos anales: 66 - 72; Vértebra: 45 - 48. a 1-3-2 interdigitation pattern; 12 caudal fin rays; 80-87 dorsal fin rays; 66-72 anal fin rays; 45-48 total vertebrae; 84-98 scales in a longitudinal series; unpigmented peritoneum; unique ocular side pigmentation featuring a yellowish to dark brown background with numerous small, dark speckles, a series of 3-8 mostly incomplete crossbands beginning just posterior to the opercle, and usually 1-3 small, dark, spherical spots arranged in a longitudinal row along the body midline; a series of dark blotches alternating with unpigmented areas on the dorsal and anal fins, and a spot and dark band on the caudal fin base with the distal four-fifths of the caudal fin unpigmented.
Life cycle and mating behavior
Maturities | Reproducción | Spawnings | Egg(s) | Fecundities | Larva
Munroe, T.A., A. Brito and C. Hernandez, 2000. Symphurus insularis: a new Eastern Atlantic dwarf tonguefish (Cynoglossidae: Pleuronectiformes). Copeia 2000(2):491-500. (Ref. 36120)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Pesquerías: sin interés
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Preferred temperature (Ref.
123201): 18.8 - 21.2, mean 19.9 °C (based on 56 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01445 (0.00647 - 0.03228), b=3.05 (2.85 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nivel trófico (Ref.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Resiliencia (Ref.
120179): Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
