Morphology Data of Elops affinis
Identification keys
Main Ref. Charter, S.R. and H.G. Moser, 1996
Appearance refers to
Bones in OsteoBase Skull, Spine

Sex attributes

Specialized organs
Different appearance
Different colors

Descriptive characteristics of juvenile and adult

Striking features none
Body shape lateral elongated
Cross section compressed
Dorsal head profile more or less straight
Type of eyes eyes with fixed fatty (adipose) tissue/eyelids
Type of mouth/snout other (see diagnosis)
Position of mouth terminal
Type of scales cycloid scales

Body slender and elongate; mouth large and terminal; bony plate present between branches of lower jaw; branchiostegal rays very numerous (25 to 35); fins lacking spines; lower branch of first gill arch with 16 to 20 gill rakers; scales very small, 100 to 120 in the lateral line; back dark blue-green to light brown; flanks silvery with slight yellow highlights; fins slightly yellowish (ref. 55763). Caudal rays: principal (10+8-9), procurrent (upper:8, lower: 8)

Branchiostegal rays: 23-35

Ease of Identification

Meristic characteristics of Elops affinis

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
Gill clefts (sharks/rays only)
Gill rakers
on lower limb 12 - 20
on upper limb 10 - 12
total 78 - 82


Dorsal fin(s)

Fins number 1
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 0 - 0
Soft-rays total 20 - 27
Adipose fin absent

Caudal fin

Attributes forked; more or less normal

Anal fin(s)

Fins number 1
Spines total 0 - 0
Soft-rays total 12 - 18

Paired fins

Pectoral Attributes  more or less normal
Spines     0
Soft-rays   17 - 17
Pelvics Attributes  more or less normal
Position    abdominal
Spines     0
Soft-rays   12 - 16
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Luna, Susan M.
Modified by Bailly, Nicolas
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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