Environment: milieu / climate zone / depth range / distribution range
Écologie
marin bathydémersal; profondeur 390 - 815 m (Ref. 35979). Deep-water
Distribution
Pays | Zones FAO | Écosystèmes | Occurrences | Point map | Introductions | Faunafri
Northwest Pacific: probably endemic to deep waters off the southern Japanese Archipelago.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 12.2 cm SL mâle / non sexé; (Ref. 35979)
Épines dorsales (Total) : 0; Rayons mous dorsaux (Total) : 111 - 113; Épines anales: 0; Rayons mous anaux: 95; Vertèbres: 59. Distinguished from congeners by having 1-2-3 interdigitation pattern (ID) of proximal dorsal pterygiophores and interneural spines; 10 abdominal vertebrae; 14 caudal-fin rays; 105-106 scales in longitudinal series; a pigmented blind side nearly as dark as the ocular surface; and black peritoneum (Ref. 35979).
Collected from sand or sand-mud bottom (Ref. 35979). Unpublished maximum depth given at 1040 m (in Ref. 127475).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Munroe, T.A. and K. Amaoka, 1998. Symphurus hondoensis Hubbs, 1915, a valid species of Western Pacific tonguefish (Pleuronectiformes: Cynoglossidae). Ichthyol. Res. 45(4):385-391. (Ref. 35979)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-2)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
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Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 7.1 - 11.3, mean 8.5 °C (based on 22 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01072 (0.00507 - 0.02267), b=3.11 (2.92 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Assuming tmax>3).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).