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Tetraodontiformes (Puffers and filefishes) >
Tetraodontidae (Puffers) > Tetraodontinae
Etymology: alvheimi: Named for Oddgeir B. Alvheim, Institute of Marine Research, Norway, for his lifetime spent at sea on the R/V Dr. Fridtjof Nansen.
Eponymy: Oddgeir Berg Alvheim (d: 1944) of the Institute of Marine Research in Norway. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / نطاق العمق / distribution range
البيئة
بحري القاع; نطاق العمق 72 - 164 m (Ref. 126647). Deep-water
Eastern Indian Ocean: Myanmar.
الحجم / وزن / العمر
النضج: Lm ? range ? - ? cm
Max length : 11.7 cm SL ذكر/ مختلط الجنس; (Ref. 126647)
وصف مختصر
مفاتيح التعريف | الوصف الخارجي | قياسات المظهر الخارجي
الأشعة الظهرية الناعمة (المجموع) : 11; أشعه شرجية لينه: 9; فقرات: 20. This species is distinguished from its congeners by the following set of characters: a strongly tapered body, caudal peduncle slender (caudal-peduncle depth 7.4-7.8% SL); dorsom with spinules, from internarial region to dorsal-fn origin; caudal-fn length 17.4-18.5% SL, nasal organ with two divided flat skin flaps that are almost equal in size. Colouration: dorsum with many small, round to elongate white spots on a greenish brown background; lateral silvery band (sometimes indistinct) from the suborbital region to caudal-fn base forming lower boundary to spotted region; ventral sides of head and body are creamy-white; three indistinct crossing dark brown bars on the dorsal side of the head and body, the first on interorbital region, second just dorsal to gill opening, while the third at dorsal-fn base; blackish marking crossing the posterior of the caudal peduncle; iris is bright yellow; dorsal, anal and pectoral fins hyaline while the caudal fin is brownish with irregular blackish vertical band posteriorly and hyaline margin (Ref. 126647).
Cross section: oval.
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Psomadakis, P.N., K. Matsuura and H. Thein, 2018. Chelonodontops alvheimi, a new species of pufferfish (Actinopterygii: Tetraodontiformes: Tetraodontidae) from the Indian Ocean, with redescription of the rare pufferfish Chelonodontops leopardus (Day 1878). Ichthyol. Res. 66(1):49-56. (Ref. 126647)
IUCN Red List Status (Ref. 130435: Version 2025-1)
استخدامات بشرية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (مرجع
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02570 (0.01199 - 0.05511), b=2.89 (2.71 - 3.07), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (مرجع
69278): 3.3 ±0.2 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.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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![Image of Chelonodontops alvheimi (Alvheim\](/images/thumbnails/gif/tn_TETRAOT0.gif "Image of Chelonodontops alvheimi (Alvheim\")
