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Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobiinae
Etymology: vandersteene: Name from the combined surnames of Rob Vanderloos and Roger Steene, two highly esteemed underwater photographers who have contributed greatly to the knowledge of the reef fishes of Milne Bay; noun in apposition.
Eponymy: Professor Cornelius Jan van der Horst (1889–1951) was a Dutch zoologist who moved to South Africa (1928) and became Head of the Zoology Department, Witwatersrand University, Johannesburg. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
دريايي وابسته به آب سنگ; تغييرات عمق 35 - 60 m (Ref. 122681). Tropical
Western Central Pacific: Papua New Guinea.
Size / Weight / سن
بلوغ: Lm ? range ? - ? cm
Max length : 3.2 cm SL جنس نر / بدون خواص جنسي; (Ref. 122681); 2.8 cm SL (female)
توصيف مختصر
كليدهاي شناسايي | ريخت شناسي | ريخت ستجي بوسيله انداره گيري
خارهاي باله پشتي (کل) : 7; شعاع نرم باله پشتي (کل) : 10 - 12; خارهاي باله مخرجي: 1; شعاع نرم باله مخرجي: 11. This species is distinguished by the following characters: D VI-I,10-12, with fourth dorsal-fin spine filamentous, reaching base of about fifth to seventh segmented dorsal-fin ray when adpressed; A I,11; pectoral-fin rays 16-18; lateral scales 35-37; transverse scales 10; body scales mostly ctenoid, except with cycloid scales anterior to level of about second dorsal-fin origin, on pectoral-fin base, prepelvic region, and lower side between pectoral and pelvic fins; no scales on head, including medially and anteriorly on predorsal region; caudal fin lanceolate with an elongate median filament. Colour in life is light neon blue with wavy yellow-orange stripe from upper operculum to upper caudal-fin base; with prominent yellow-orange bars, bands, and spots on head and upper sides; a pair of yellow stripes on the second dorsal fin; yellow streaks and bands on caudal fin (Ref. 122681).
Cross section: oval.
Inhabits relatively steep outer reef slope with fish occupying burrows on black volcanic sand/
rubble substrates. About 20 individuals were observed in an area that occupied about 600 sq.m. Solitary individuals encountered were invariably associated with an unidentified snapping shrimp of the genus Alpheus that share the burrows, a symbiotic relationship found in all Vanderhorstia species (Ref. 122681).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | تخم ها | Fecundity | توزاد ( لارو)
Allen, G.R., M.V. Erdmann and W.M. Brooks, 2020. Vanderhorstia vandersteene, a new species of shrimpgoby (Pisces: Gobiidae) from Papua New Guinea. J. Ocean Sci. Found. 35:65-75. (Ref. 122681)
وضعيت در فهرست قرمز IUCN (Ref. 130435: Version 2025-1)
خطر برای انسان ها
Harmless
استفاده انسانی
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Phylogenetic diversity index (مرجع
82804): PD
50 = 0.5000 [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).
Trophic level (مرجع
69278): 3.1 ±0.3 se; based on size and trophs of closest relatives
جهندگی (مرجع
120179): زياد, كمينه زمان لازم براي دو برابر شدن جمعيت ، كمتر از 15 ماه (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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