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Ophidiiformes (Cusk eels) >
Bythitidae (Livebearing brotulas)
Etymology: Parasaccogaster: Name refers to the similarity to Saccogaster.
Eponymy: Dr Norma Victoria Chirichigno Fonseca (d: 1929) is a Peruvian ichthyologist who worked at the Instituto del Mar del Perú, Lima. [...] (Ref. 128868), visit book page.
More on authors: Cohen & Nielsen.
Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi
Ekologi
laut dasar (demersal); kisaran kedalaman 80 - 150 m (Ref. 93007). Tropical
Southeast Pacific: off Peru to Costa Rica.
Ukuran / Berat / umur
Kematangan: Lm ?  range ? - ? cm
Max length : 14.2 cm (female)
duri punggung lunak (Keseluruhan (total)) : 83 - 87; Sirip dubur lunak: 51 - 54; vertebrata, bertulang belakang: 54 - 56. This species is distinguished from it congeners by the following characters: gill filaments on anterior arch is 4-5 times the length of the developed rakers; a pair of very small, subdermal, closely set spines on frontal plate above and behind eyes, absence of spine on ethmoid; anterior arch with 2-3 developed rakers, not much longer than spiny knobs; gill filaments on anterior arch 4-5 times length of developed rakers; palatines 2-4 tooth rows; prolonged pectoral peduncle adnate to body; vertebrae, precaudal 14-16 and total 54-56; fin rays, D 83-87, A 51-54, caudal 12-13, pectoral 17-19 (Ref. 93007).
Cross section: oval.
Rare species, known from two specimens (Ref. 34024). A viviparous species living on the lower part of the continental shelf (80-150 m). Four examined female specimens are with well-developed eggs but apparently no embryos. Sections of ripe testes show that the spermatozoans are arranged in spermatophores (Ref. 93007).
Nielsen, J.G., W. Schwarzhans and D.M. Cohen, 2012. Revisions of Hastatobythites and Saccogaster (Teleostei, Bythitidae) with three new species and a new genus. Zootaxa 3579:1-36. (Ref. 93007)
Status IUCN Red List (Ref. 130435: Version 2025-2 (Global))
ancaman kepada manusia
Harmless
penggunaan manusia
Perikanan: tidak ada kepentingan
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimasi berdasarkan model
Indeks keanekaragaman filogenetik (Acuan 82804) |
PD50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00468 (0.00186 - 0.01174), b=3.03 (2.81 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Tingkat Trofik (Acuan 69278) |
3.3 ±0.5 se; based on size and trophs of closest relatives |
Daya lenting (Acuan 120179) |
Tinggi, Waktu penggandaan populasi minimum kurang dari 15 bulan (Preliminary K or Fecundity.). |
Kerentanan Penangkapan Ikan (Ref. 59153) |
Low vulnerability (12 of 100). 🛈 |