Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien demersaal; standvastig; diepte 15 - 40 m (Ref. 36803). Subtropical
Western Pacific: Japan and Indonesia.
Grootte / Gewicht / Leeftijd
Maturity: Lm ? range ? - ? cm
Max length : 3.8 cm SL mannelijk / geslacht onbekend; (Ref. 36803); 4.2 cm SL (female)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 6 - 7; Dorsale zachte stralen (totaal) : 10; Anale stekels: 1; Anale zachte stralen: 10. Characterized by pale grey color on back, ventrally white; upper side from nape to caudal peduncle with 4-5 irregular brown blotches/saddles; head and body with scattered dark-edged orange spots; oblique black band under eye; orange spots on first and second dorsal fins; 2-3 dark spots near margin of first dorsal fin; triangular first dorsal fin, first two dorsal spines prolonged; united pelvic fins, well developed frenum present; longitudinal scale series 25-50; head without scales; cycloid scales covering body; greatest depth of body 5.0-5.6 in SL; rounded caudal fin, shorter than head length; absence of posterior oculoscapular sensory canal (Ref. 90102).
The species occurs on fine sandy bottoms and is associated with the shrimp Alpheus randalli.
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Iwata, A., N. Ohnishi and T. Hirata, 2000. Tomiyamichthys alleni: a new species of Gobiidae from Japan and Indonesia. Copeia 2000(3):771-776. (Ref. 36803)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van geen belang
Tools
Speciale rapporten
Download XML
Internetbronnen
Estimates based on models
Preferred temperature (Ref.
123201): 18.6 - 28.9, mean 27.1 °C (based on 72 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00708 (0.00333 - 0.01504), b=3.09 (2.92 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.2 ±0.3 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
![Image of Tomiyamichthys alleni (Allen\](/images/thumbnails/jpg/tn_Toall_u0.jpg "Image of Tomiyamichthys alleni (Allen\")
