Morphology Data of Benitochromis conjunctus
Identification keys
Abnormalities
Main Ref. Lamboj, A., 2001
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: dorsal fin membrane pale, without dense black band; no strongly marked vertical bars on flanks; males with rows of dark maculae over entire caudal membrane; stressed individuals with characteristic pattern of 2 conjugating longitudinal bands (Ref. 81260).

Description: body depth 33.1-38.8% SL; head length 34.7-38.1% SL; caudal peduncle deeper than long; some dorsal and anal fin rays elongated; caudal rounded in both sexes (Ref. 81260).

Coloration: body yellow-brown to ochre, paler ventrally (Ref. 52307, 81260). Stressed individuals usually with 2 horizontal bands (Ref. 52307, 81260): one at mid-body, the second about 2 scale rows below dorsal fin (Ref. 81260). These bands are always conjoined at mid-body level forming a very characteristic conjoined patterning (Ref. 52307, 81260). Dorsal and upper part of caudal with red margins; females with chrome-colored region in soft dorsal, upper third of caudal often also chrome-colored but normally only between fin rays, so that this part of the caudal fin appears banded (Ref. 81260). Males with numerous rows of dark maculae over entire caudal fin, often also in soft dorsal and anal; body scales in males with black margins; cheek and opercle with bluish/turquoise or green iridescent flush; some individuals with red coloration on upper lips (Ref. 52307, 81260). Lower lips white or yellow; juveniles with "tilapia spot", which may be retained in adults (Ref. 81260). Belly of ripe females with rosy coloration (Ref. 52307, 81260).

Ease of Identification

Meristic characteristics of Benitochromis conjunctus

Lateral Lines 2 Interrupted: No
Scales on lateral line 24 - 27
Pored lateral line scales
Scales in lateral series
Scale rows above lateral line
Scale rows below lateral line
Scales around caudal peduncle 16 - 16
Barbels
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb
total 13 - 17
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes no striking attributes
Fins number 1
Finlets No. Dorsal   0
Ventral  0
Spines total 14 - 16
Soft-rays total 9 - 11
Adipose fin absent

Caudal fin

Attributes

Anal fin(s)

Fins number 1
Spines total 3 - 3
Soft-rays total 6 - 8

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   12 - 13
Pelvics Attributes  
Position    
Spines     1
Soft-rays   5 - 5
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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