Blenniella cyanostigma (Bleeker, 1849)
Striped rockskipper
Blenniella cyanostigma
photo by Wirtz, P.

Family:  Blenniidae (Combtooth blennies), subfamily: Salariinae
Max. size:  8.1 cm SL (male/unsexed); 6 cm SL (female)
Environment:  reef-associated; marine
Distribution:  Indian Ocean: essentially restricted from African east coast to the west coast of Sumatra, and extending to Java and Bali.
Diagnosis:  Dorsal spines (total): 12-14; Dorsal soft rays (total): 19-22; Anal spines: 2-2; Anal soft rays: 19-22; Vertebrae: 38-40. Diagnosis: Dorsal fin XII to XIV, 19 to 22, notched between spinous and segmented-ray portions; anal fin II, 19-22; pectoral rays 13-15 (usually 14); pelvic fin I, 3; caudal fin procurrent rays 10-14, segmented rays 13. Vertebrae 11-12 + 27-29. Last pleural rib on 12-13th vertebrae. Orbital cirrus simple filamentous; nasal cirri short and simple to palmate with 2-6 branches; nape without cirri. Lateral line, continuous anterodorsally below dorsal spine 6-7th to 9-10th, disconnected posteroventrally up to below dorsal spine 12-13th. Mandibular pores 4-6. Lips margin entire. Occipital crest present, higher in males (Ref. 9962). Body depth at anal-fin origin 5.6-6.1 in SL (Ref. 90102). Males with dusky bands on body, each band with a vertical pair of oblong spots; dark spot behind eye and opercle (Ref. 4404). Females with faintly dusky bands on body overlain by dark lines that break up into dashes at posterior portion; dark spots on median fins (Ref. 4404).
Biology:  Oviparous. Eggs are demersal and adhesive (Ref. 205), and are attached to the substrate via a filamentous, adhesive pad or pedestal (Ref. 94114). Larvae are planktonic, often found in shallow, coastal waters (Ref. 94114). Common length: females usually less than 5.5 cm, males usually more than 6.0 cm in SL (Ref. 9962).
IUCN Red List Status: Least Concern (LC); Date assessed: 24 March 2009 Ref. (130435)
Threat to humans:  harmless
Country info:   
 


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