Physiculus grinnelli is a bathydemersal fish found in the eastern-central Pacific Ocean.Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990. FAO species catalogue. Vol. 10. Gadiform fishes of the world (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fish. Synop. 125(10). Rome: FAO. 442 p.
Size This species reaches a length of .
Etymology The fish is named in honor of lepidopterist Fordyce Grinnell Jr. (1882–1943), who as a former student of David Starr Jordan, visited the Honolulu fish markets daily looking for specimens.
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