Morphology Data of Eleotris annobonensis
Identification keys
Abnormalities
Main Ref. Pezold, F., I.J. Harrison and P. Miller, 2008
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
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

Diagnosis: conspicuous discrete dark spot present on upper pectoral fin base (if specimen is very dark spot may not be highly contrasted but is still distinct; sensory papillae on upper rear field of opercle form a single arching row; 54-63 scales in longitudinal series, usually 56 or more (Ref. 81660).

Description: 39-55 predorsal scales (usually 39-47); posterior half of cheeks usually with small cycloid scales; opercle usually entirely scaled; 54-63 longitudinal scales (usually 56-60); 16-22 (usually more than 18) transverse scale rows (Ref. 81660).

Coloration: distinct spot on upper pectoral fin base; spotting on flanks irregular, less uniform and with larger spots than in E. daganensis; dorsum may be dark with 4-5 saddle-like bands, not extending below mid-line; some individuals with a spot on lower pectoral fin base; 1st dorsal fin with two dark horizontal bands separated by translucent band; 2nd dorsal fin with 4-5 longitudinal rows of spots; anal fin with rows of spots; some specimens dark with dusky pectoral and pelvic fins, median fins with banded pattern; caudal fin dusky with indistinct vertical bands of spots; abdomen generally tan (Ref. 81660).

Ease of Identification

Meristic characteristics of Eleotris annobonensis

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 2
Finlets No. Dorsal   0
Ventral  0
Spines total 7
Soft-rays total 8
Adipose fin absent

Caudal fin

Attributes

Anal fin(s)

Fins number 1
Spines total 1
Soft-rays total 8

Paired fins

Pectoral Attributes  
Spines     0
Soft-rays   16 - 18
Pelvics Attributes  
Position    
Spines     
Soft-rays   
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