Klassifizierung / Names
Namen | Synonyme | Catalog of Fishes(Gattung, Arten) | ITIS | CoL | WoRMS | Cloffa
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Ovalentaria/misc (Various families in series Ovalentaria) >
Opistognathidae (Jawfishes)
Etymology: Opistognathus: Greek, opisthe = behind + Greek, gnathos = jaw (Ref. 45335); to the very elongate upper jaw of the type species of the genus, Opistognathus nigromarginatus (Ref. 128653); cryos: Name 'cryos' from Greek word 'krýos', meaning cold or chilled, indicating that the holotype was collected during a cold snap.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
seewasser demersal. Tropical
Northwest Pacific: Taiwan.
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 6.5 cm SL Männchen/unbestimmt; (Ref. 133077)
Kurzbeschreibung
Bestimmungsschlüssel | Morphologie | Morphometrie
Rückenflossenstacheln (insgesamt) : 11; Rückenflossenweichstrahlen (insgesamt) : 11; Afterflossenstacheln: 2; Afterflossenweichstrahlen: 10; Wirbelzahl: 26. This species is distinguished from its congeners by the following set of characters: rigid upper jaw, without a distinct flexible lamina posteriorly; D XI,11; A II,10; gill rakers 10-11 + 1 + 19-22 = 31-33; scale rows in lateral series 55; vertebral formula 10 + 16 = 26; dorsal-fin interdigitation pattern S/S/1/1+1/1/; lateral-line ends at base of fourth segmented dorsal-fin ray (15th in total rays); head, nape, dorsal-fin base above lateral line, throat, chest, and pectoral-fin base scaleless; upper two preopercular and fifth mandibular pores bipored; vomer edentate; head mottled with small, dark blotches; dorsal fin with eight blotches along its base; distal portion of membrane between dorsal-fin spines white; body with five horizontal, dark stripes; nape with two dark blotches in front of dorsal-fin origin; and caudal fin with five narrow, dark bands (Ref. 133077).
Cross section: compressed.
Lebenszyklus und Paarungsverhalten
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fruchtbarkeit | Larven
Su, Y. and H,-S. Ho, 2024. A new species of the jawfish genus Opistognathus from Taiwan,
northwestern Pacific Ocean (Perciformes, Opistognathidae). ZooKeys 1220:165-174. (Ref. 133077)
IUCN Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: nicht kommerziell
Tools
Zusatzinformationen
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Internet Quellen
Schätzungen auf der Grundlage von Modellen
Phylogenetischer Diversitätsindex (Ref.
82804): PD
50 = 0.5000 [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).
Trophische Ebene (Ref.
69278): 3.4 ±0.5 se; based on size and trophs of closest relatives
Anfälligkeit der Fischerei (Ref.
59153): Low vulnerability (10 of 100).
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