Petroscirtes pylei Smith-Vaniz, 2005
Twilight Fangblenny

Family:  Blenniidae (Combtooth blennies), subfamily: Blenniinae
Max. size:  4.09 cm SL (male/unsexed)
Environment:  demersal; marine; depth range 104 - 110 m
Distribution:  Western Central Pacific: Fiji.
Diagnosis:  Dorsal spines (total): 12-12; Dorsal soft rays (total): 20-20; Anal spines: 2-2; Anal soft rays: 20-20; Vertebrae: 36-37. This species is distinguished by the following set of characters: head and body with 2 dark lateral stripes, the lower one broadly extending onto the anal fin; dorsal fin with basal 4/5 to 2/3 of fin very dark and superimposed by 5 or 6 approximately equally spaced pale spots, the first spot conspicuous, discrete, and round, the others diffuse and partially extending onto the dorsum; dorsal fin XII, 20 (Ref. 58774).
Biology:  Collected using rotenone and hand-nets from sand and rubble slope with scattered outcroppings, below base of a vertical reef drop-off, with vertical grooves and small holes and caves, 67-110 meter depth (Ref. 58774). 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).
IUCN Red List Status: Least Concern (LC); Date assessed: 25 March 2009 Ref. (130435)
Threat to humans:  harmless


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