Environment: milieu / climate zone / depth range / distribution range
Οικολογία
Θαλασσινό(ά) Υφαλόφιλο(α); εύρος βάθους 10 - 217 m (Ref. 86942). Temperate
Western Pacific: Japan and China. Recently reported from the Chesterfield Islands (Ref. 11897).
Μέγεθος / Βάρος / Age
Maturity: Lm ?  range ? - ? cm
Max length : 15.0 cm SL αρσενικό/απροσδιόριστο; (Ref. 559)
Μαλακές ραχιαίες ακτίνες (συνολικά) : 43 - 44. Recognized by the black spot on the head. Males lack dorsal filaments but have a long extended ventral fin ray (Ref. 48636).
Found on sandy bottoms in shallow waters (Ref. 32211). Seen singly or in coastal sand slopes (Ref. 48636). Feed on zooplankton (Ref. 9137).
Life cycle and mating behavior
Maturities | Αναπαραγωγή | Spawnings | Egg(s) | Fecundities | Προνύμφες
Also Ref. 103751.
Masuda, H., K. Amaoka, C. Araga, T. Uyeno and T. Yoshino, 1984. The fishes of the Japanese Archipelago. Vol. 1. Tokai University Press, Tokyo, Japan. 437 p. (text). (Ref. 559)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Preferred temperature (Ref.
123201): 17.9 - 28.1, mean 26.2 °C (based on 564 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Τροφικό Επίπεδο (Ref.
69278): 3.4 ±0.45 se; based on food items.
Generation time: 2.2 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Ελαστικότητα (Ref.
120179): Υψηλό, ελάχιστος χρόνος για διπλασιασμό πληθυσμού < 15 μήνες (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).