Sio nordenskjoldii (Lönnberg, 1905)
Nordenskjold's bigscale
Sio nordenskjoldii
photo by SFSA

Family:  Melamphaidae (Bigscale fishes or ridgeheads)
Max. size:  12.3 cm SL (male/unsexed)
Environment:  bathypelagic; marine; depth range 200 - 3000 m
Distribution:  Atlantic, Indian and Pacific: south of 20°S. A single specimen was recorded from the Eastern Central Pacific (Ref. 5189). Record from the North Pacific (Moss, 1962) is in error (Ref. 51657).
Diagnosis:  Dorsal spines (total): 3-3; Dorsal soft rays (total): 9-9; Anal spines: 1-1; Anal soft rays: 8-9
Biology:  Trawled below 200 m (Ref. 4241). Young are found in warmer and more northern waters.
IUCN Red List Status: Least Concern (LC); Date assessed: 09 October 2018 Ref. (130435)
Threat to humans:  harmless
Country info:   
 


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