. California fish and game. Fisheries -- California; Game and game-birds -- California; Fishes -- California; Animal Population Groups; Pêches; Gibier; Poissons. ALBINISM AND AMBICOLORATION IN THE CALIFORNIA HALIBUT (PARALICHTHYS CALIFORNICUS)' KIRK L. McKEEVER Marine Resources Operations California Department of Fish and Game Durinp- the summer of 1956 two luiusiially pifiinented California halibut (Paraiichthys californicus) were taken by fishermen in south- ern California waters. These fish Avere presented to the Department of Fish and Game for examination and study. One of the fish exhibit


. California fish and game. Fisheries -- California; Game and game-birds -- California; Fishes -- California; Animal Population Groups; Pêches; Gibier; Poissons. ALBINISM AND AMBICOLORATION IN THE CALIFORNIA HALIBUT (PARALICHTHYS CALIFORNICUS)' KIRK L. McKEEVER Marine Resources Operations California Department of Fish and Game Durinp- the summer of 1956 two luiusiially pifiinented California halibut (Paraiichthys californicus) were taken by fishermen in south- ern California waters. These fish Avere presented to the Department of Fish and Game for examination and study. One of the fish exhibited almost complete albinisin and the other was ambicolored (pigmented on both sides). Although Department personnel previously had never observed an albino California halibut, ambicoloration has been noted upon a number of occasions. The captui-e of eitliei- type of variant always arouses con- siderable interest among the sportfishing enthusiasts in the immediate vicinity and the fish is usually sent to the Department along with a number of questions regarding its rarity, edibility, ancestry, and gen- eral state of health. 1 Submitted for publication August, 195' TABLE 1 Counts and Measurements Made Upon Tliree California Halibut Measurements:* Standard length Total length (to upper lobe of caudal) Head length Fleshy orbit (lower eye) Fleshy interorbital width Snout length (to lower eye) MaxiUary length Body width (greatest) Caudal peduncle width Pectoral fin length (eyed side) Ventral fin length (eyed side) Snout to dorsal insertion Snout to anal insertion Snout to ventral insertion Snout to pectoral insertion Counts: Dorsal rays Anal rays Pectoral rays Gill rakers. Typical "left-handed" 370 68 54 I, 10 9 + 22 * Standard length is given in millimeters; all other measurements are presented as percentages of standard length. (171). Please note that these images are extracted from scanned page images that may have been digitally en


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