Lepidopsetta polyxystra Orr & Matarese, 2000
Northern rock sole
Lepidopsetta polyxystra
photo by Orlov, A.

Family:  Pleuronectidae (Righteye flounders), subfamily: Pleuronectinae
Max. size:  69 cm TL (male/unsexed); 49 cm FL (female); max. reported age: 18 years
Environment:  demersal; marine; depth range 0 - 700 m
Distribution:  North Pacific: Puget Sound, Washington (USA) through the Bering Sea and Aleutian Islands to the Kuril Islands; overlapping with L. bilineata from the extreme SE Bering Sea to Puget Sound; and with L. mochigarei in the southern Sea of Okhotsk.
Diagnosis:  Vertebrae: 39-41. Blind side creamy in life, no glossy highlights along myotome margins. Pores: supraorbital 1-3, rarely 4-7; preopercular 5-8; lateral line 76-100. Interorbital space wide. Total scales above and below lateral line 66-96 (Ref. 37594).
Biology:  Occurs on sand, also together with gravel and mud (Ref. 37594).
IUCN Red List Status: Least Concern (LC); Date assessed: 05 November 2020 Ref. (130435)
Threat to humans:  harmless


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