Environment: milieu / climate zone / depth range / distribution range
Οικολογία
Θαλασσινό(ά) βενθικό(ς). Tropical
Northwest Pacific: Japan (from Kanagawa Prefecture and the Goto Islands southward), Taiwan, and the South China Sea.
Μέγεθος / Βάρος / Age
Maturity: Lm ?  range ? - ? cm
Max length : 8.0 cm TL αρσενικό/απροσδιόριστο; (Ref. 637)
Short description
Κλείδες προσδιορισμού | Μορφολογία | Μορφομετρία
Ραχιαίες άκανθες (συνολικά) : 8; Μαλακές ραχιαίες ακτίνες (συνολικά) : 9; Εδρικές άκανθες: 2; Μαλακές εδρικές ακτίνες: 8. Body depth high and each fin rounded.
Occurs solitarily around boulders scattered on sandy and muddy bottoms in bays. Breeding occurs from July to September. Males brood eggs in the mouth (Ref. 559).
Life cycle and mating behavior
Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Αβγά | Γονιμότητα | Προνύμφες
Mouthbrooders (Ref. 240). Distinct pairing during courtship and spawning (Ref. 205). Males were reported to release hatched larvae after sunset due to a lower chance of predation (Ref. 128523).
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: Version 2024-1)
Threat to humans
Harmless
Human uses
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Preferred temperature (Ref.
123201): 20.9 - 29.2, mean 28.7 °C (based on 1292 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 (0.00680 - 0.03071), b=3.07 (2.89 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Τροφικό Επίπεδο (Ref.
69278): 3.4 ±0.5 se; based on size and trophs of closest relatives
Ελαστικότητα (Ref.
120179): Υψηλό, ελάχιστος χρόνος για διπλασιασμό πληθυσμού < 15 μήνες (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).