Classificatie / Names
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Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobionellinae
Etymology: Schismatogobius: Greek, schisma, -atos = crack, fissure + latin, gobius = gudgeon (Ref. 45335); baitabag: Named after Baitabag village, by the Nagada River, the type locality and as thanks to the Baitabag village men and many small children who cheerfully helped H.K. Larson collect the holotype and many other interesting fishes (H.K. Larson regrets not recording their names). A noun in apposition.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
; zoet water demersaal; diepte 0 - 2 m (Ref. 116768). Tropical
Oceania: Northern Papua New Guinea.
Grootte / Gewicht / Leeftijd
Maturity: Lm ? range ? - ? cm
Max length : 2.8 cm SL mannelijk / geslacht onbekend; (Ref. 116768)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 7; Dorsale zachte stralen (totaal) : 9; Anale stekels: 1; Anale zachte stralen: 9. Schismatogobius baitabag is distinguished by the following charactersL pectoral fin usually with 15 rays; pectoral flns banded with rows of dark spots; membrane in first dorsal fln posterior to spine 6 partly connected to base of spine of second dorsal fin; male with ventral surface of head, frenum, and pelvic disk yellowish, with black mentum and lower lips; and female with ventral surface of head, frenum and pelvic disk yellowish, with dark mentum (Ref. 116768).
Found in streams with moderate to fast flow in shallow areas of gravel. The holotype was collected from a bend in the Nagada River in a valley, with slow to moderate flow over sand, gravel, smooth rocks and boulders, with some leaf litter and logs (Ref. 116768).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Keith, P., C. Lord and H.K. Larson, 2017. Review of Schismatogobius (Gobiidae) from Papua New Guinea to Samoa, with description of seven new species. / Revue de Schismatogobius (Gobiidae) de la Papouasie-Nouvelle-Guinée à Samoa, avec description de sept nouvelles espèces. Cybium 41(1):45-66. (Ref. 116768)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
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Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00724 (0.00338 - 0.01553), b=3.05 (2.87 - 3.23), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.1 ±0.4 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).
