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Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobiinae
Etymology: rhinoceros: Name from Latin 'rhino' for nose and 'keras' for horn; referring to the small anteriorly directed skin projection on the tip of the upper lip in the new species.
Environment: milieu / climate zone / εύρος βάθους / distribution range
Οικολογία
Θαλασσινό(ά) βενθοπελαγικό; εύρος βάθους 5 - 12 m (Ref. 93255). Temperate
Northwest Pacific: Japan.
Μέγεθος / Βάρος / Age
Γεννητική Ωρίμανση: Lm ? range ? - ? cm
Max length : 2.6 cm SL αρσενικό/απροσδιόριστο; (Ref. 93255); 2.5 cm SL (female)
Short description
Κλείδες προσδιορισμού | Μορφολογία | Μορφομετρία
Ραχιαίες άκανθες (συνολικά) : 6; Μαλακές ραχιαίες ακτίνες (συνολικά) : 13; Μαλακές εδρικές ακτίνες: 13; Σπόνδυλοι: 26. This species is distinguished from its congeners by the following set of characters: D VI,13 segmented rays; A 13 segmented rays 13; pectoral-fin rays 14; head large 30-31% SL; pectoral fin long, reaching past end of pelvic fins, its length 18-21% SL; caudal fin long 21-24% SL; snout short 5-9% head length; slightly protruding lower jaw, posterior end of jaws reaching posteriorly to or beyond vertical at anterior oculoscapular canal pore F?; tip of upper lip with a small anteriorly directed skin projection; reduced longitudinal pattern of sensory-papillae rows; rounded caudal fin; with 6 large black blotches along lateral midline of body; spinous portion of dorsal fin with a cospicuous black curved mark along entire edge (Ref. 93255).
Body shape (shape guide): elongated; Cross section: oval.
Inhabits coral sandy bottoms of bays at depths of 5-12 m. They live on bottom, crawl into bottom directly and push out a head from the bottom (Ref. 93255).
Life cycle and mating behavior
Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Αβγά | Γονιμότητα | Προνύμφες
Suzuki, T. and H. Senou, 2013. Review of the sand-diving goby genus Parkraemeria (Perciformes: Gobiidae), with descriptions of two new species form Ryukyu Islands, Japan. Bull. Nat. Mus. Nat. Sci. Ser. A. Suppl. 7:53-66. (Ref. 93255)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Phylogenetic diversity index (Αναφ.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00724 (0.00339 - 0.01546), b=3.10 (2.92 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Τροφικό Επίπεδο (Αναφ.
69278): 3.1 ±0.3 se; based on size and trophs of closest relatives
Ελαστικότητα (Αναφ.
120179): Υψηλό, ελάχιστος χρόνος για διπλασιασμό πληθυσμού < 15 μήνες (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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