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Gobiiformes (Gobies) >
Butidae (Gudgeon gobies)
Etymology: Oxyeleotris: Greek, oxys = sharp + The name of a Nile fish, eleotris (Ref. 45335); colasi: Named for COLAS Companies in Indonesia which sponsored, among others, the Lengguru-Kaimana expedition in October-November 2010.
Eponymy: The COLAS Group of companies in Indonesia, which co-sponsored the Lengguru-Kaimana expedition (2010), during which the holotype was collected. (Ref. 128868), visit book page.
البيئة: الوسط / المنطقة المناخية / نطاق العمق / نطاق التوزيع
البيئة
; المياه العذبة القاع. Tropical
Asia: Indonesia.
الحجم / وزن / العمر
النضج: Lm ?  range ? - ? cm
Max length : 4.3 cm SL ذكر/ مختلط الجنس; (Ref. 93235)
وصف مختصر
مفاتيح التعريف | الوصف الخارجي | قياسات المظهر الخارجي
الأشواك الظهرية (المجموع) : 7; الأشعة الظهرية الناعمة (المجموع) : 9 - 11; شوكة شرجية: 1; أشعه شرجية لينه: 8 - 9; فقرات: 26. This species differs from all of its congeners by the combination of the following characters: absence of eyes; total depigmentation on skin and fins; well developed sensory papillae system, with a marked relief on snout, preorbital region, anteriormost part of chin and consisting of low fleshy ridges on each side of the head; sometimes one or two vertical rows of papilla on the body, laterally, behind the pectoral fins; cephalic sensory pores reduced (see Figure 2 & 3 of original publication), pores F, I, J, K, and L absent, no extra pores between D and E; pores A, B, C and D, always present as N, O, P; pores H and M absent on some specimens (M sometimes missing on one side of the fish but not on the other), pores E, G, rarely present; dorsal rays VI-I,9 to 11; anal rays I,8-9; cycloid scales dorsally, covering the belly and extending from the posterior part of the head to the flanks to the middle of first dorsal fin; ctenoid scales on flanks from the middle of first dorsal fin to caudal peduncle; 47-49 lateral scales; 19 transverse scales; 30-32 predorsal scales; anterior-most predorsal scales extending until middle of head; 23-25 circumpeduncular scales; 13 gillrakers; 10 + 16 = 26 vertebrae; head length 38.1-39.7% of SL; snout length 7.2-7.4% of SL; upper jaw length,13.4-14.0% SL; mouth width 8.5-11.4% SL; anterior body depth 16.0-18.8% SL and body width 17.0-18.1% of SL; caudal peduncle length 22.5-24.0 % SL and depth 10.8-11.9% of SL; predorsal length 46.1-47.1% of SL; prepectoral length 39.2-41.3% of SL; pectoral fin length 23.9-26.7% SL (Ref. 93235).
Body shape (shape guide): elongated.
Facultative air-breathing in the genus (Ref. 126274)
دورة الحياة وسلوك التزاوج
النضج | التكاثر | وضع البيض | بيض | الخصوبة | اليرقات
Pouyaud, L., [N.] Kadarusman, R.K. Hadiaty, J. Slembrouck, N. Lemauk, R.V. Kusumah and P. Keith, 2012. Oxyeleotris colasi, (Teleostei: Eleotridae), a new blind cave fish from Lengguru in West Papua, Indonesia. Cybium 36(4):521-529. (Ref. 93235)
حالة القائمة الحمراء للاتحاد الدولي لحفظ الطبيعة والموارد الطبيعية (Ref. 130435: Version 2025-2 (Global))
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تقديرات تستند إلى النماذج
مؤشر التنوع الشُعبي الوراثي (مرجع 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00676 (0.00291 - 0.01572), b=3.13 (2.93 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
مستوى غذائي (مرجع 69278) |
3.2 ±0.6 se; based on size and trophs of closest relatives |
المرونه (مرجع 120179) |
عالي, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع أقل من 15 شهر (Preliminary K or Fecundity.). |
ضعف الصيد (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |