Nansenia crassa Lavenberg, 1965
Stout argentine
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 Family:  Microstomatidae (Pencil smelts)
 Max. size:  26.6 cm SL (female)
 Environment:  benthopelagic; depth range 0 - 865 m
 Distribution:  Eastern Pacific: southern region of California Current south of 35°N.
 Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 9-10; Anal spines: 0-0; Anal soft rays: 8-9; Vertebrae: 43-46. Branchiostegal rays 4. Predorsal length greater than 49% SL. Caudal peduncle length greater than 13% SL; depth less than 8% SL in specimens more than 3 cm (Ref. 5123).
 Biology:  Adults are found in continental slope regions. Oviparous, with planktonic eggs and larvae (Ref. 35612). Larvae and juveniles pelagic in the upper 200-m layer and more broadly distributed than adults (Ref. 5123).
 IUCN Red List Status: Not Evaluated  (Ref. 96402)
 Threat to humans:  harmless
 Country info:   
 

 Entered by: Luna, Susan M. - 18.09.00
 Modified by: Capuli, Estelita Emily - 27.02.02

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