Morphology Summary - Chaetostoma sacramento
Morphology Data of Chaetostoma sacramento
Identification keys
Abnormalities
Main Ref. Meza-Vargas, V., J.L. Ramirez and N.K. Lujan, 2024
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors
Remarks

Descriptive characteristics of juvenile and adult

Striking features
Body shape lateral  (shape guide)
Cross section oval
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

This species is distinguished from its congeners by the following set of characters: distinct, white, variably-shaped spots or vermiculations ½-2× nostril diameter on grey to brown background on the head; highly variable, small to large distinct white spots, vermiculations or bands on the body; adipose fin fully formed; uniformly brown adipose fin; golden spots across the dorsal fin rays; eight branched dorsal-fin rays; curved cheek odontodes; two predorsal plates; presence of excrescence; pelvic-fin insertion slightly posterior of dorsal-fin insertion (Ref. 133161).

Ease of Identification

Meristic characteristics of Chaetostoma sacramento

Lateral Lines Interrupted: No
Scales on lateral line
Pored lateral line scales
Scales in lateral series
Scale rows above lateral line
Scale rows below lateral line
Scales around caudal peduncle
Barbels
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb
total
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes
Fins number
Finlets No. Dorsal   
Ventral  
Spines total
Soft-rays total
Adipose fin

Caudal fin  (shape guide)

Attributes

Anal fin(s)

Fins number
Spines total
Soft-rays total

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   
Pelvics Attributes  
Position    
Spines     
Soft-rays   
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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