Morphology Data of Sebastes melanostictus
Identification keys
Main Ref. Orr, J.W. and S. Hawkins, 2008
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors

Descriptive characteristics of juvenile and adult

Striking features
Body shape lateral
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales

Head spines, 8; infraorbital spines, 2 or more; body coloration generally dusky with faint mottling on dorsum; spinous dorsal-fin and rest of body often spotted; dorsal-fin spine 1 longer, 1.0 to 1.8 times into orbit length, 5.9-9.6% SL; dorsal-fin spine 4 longer, 12.0-18.4% SL; gill rakers longer, 3.9-7.1% SL and more numerous in comparison to S. aleutianus. Genetically, with the protein variants ACP*46, either IDDH*500 or *750 or both, either PGM-2*83 or *74 or both, and XO*109 (Hawkins et al., 2005); homozygosity at microsatellite allele ?Sma6*177 (Gharrett et al., 2005, 2006); and mitochondrial haplotype A of Gharrett et al. (2005, 2006) (Ref.87139).

Ease of Identification

Meristic characteristics of Sebastes melanostictus

Lateral Lines Interrupted: No
Scales on lateral line 40 - 56
Pored lateral line scales 30 - 36
Scales in lateral series
Scale rows above lateral line
Scale rows below lateral line
Scales around caudal peduncle
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb
total 26 - 27


Dorsal fin(s)

Attributes extending over most of the back length
Fins number 1notched No
Finlets No. Dorsal   
Spines total 12 - 14
Soft-rays total 12 - 15
Adipose fin

Caudal fin

Attributes more or less truncate; more or less normal

Anal fin(s)

Fins number 1
Spines total 3 - 3
Soft-rays total 7 - 8

Paired fins

Pectoral Attributes  more or less normal
Soft-rays   17 - 19
Pelvics Attributes  more or less normal
Position    thoracic
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Hilomen, Teresa
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cfm script by eagbayani, 17.10.00, php script by rolavides, 13/03/08 ,  last modified by sortiz, 06.27.17