| 词条 | Nettastomatidae |
| 释义 |
| name = Duckbill eels | image = Venefica tentaculata.jpg | image_width = 250px | image_caption = Venefica tentaculata | regnum = Animalia | phylum = Chordata | classis = Actinopterygii | ordo = Anguilliformes | familia = Nettastomatidae | subdivision_ranks = Genera | subdivision =Facciolella Hoplunnis "Leptocephalus" Nettastoma Nettenchelys Saurenchelys Venefica }} The duckbill eels or witch eels are a family, Nettastomatidae, of eels. The name is from Greek netta meaning "duck" and stoma meaning "mouth". Duckbill eels are found along the continental slopes of tropical and temperate oceans worldwide. They are bottom-dwelling fish, feeding on invertebrates and smaller fish.[1] They are slender eels, up to {{convert|125|cm|ft}} in length, with narrow heads and large, toothy, mouths. Most species lack pectoral fins. SpeciesAbout 40 species are placed in seven genera:
References1. ^{{cite book |editor=Paxton, J.R. |editor2=Eschmeyer, W.N.|author= McCosker, John F.|year=1998|title=Encyclopedia of Fishes|publisher= Academic Press|location=San Diego|page= 90|isbn= 0-12-547665-5}}
6 : Nettastomatidae|Fish of the Atlantic Ocean|Fish of the Pacific Ocean|Fish of the Indian Ocean|Marine fish families|Eels |
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