FAO 1962 Calidris alpina Barrow, Alaska @ 18 Sept. ♀ juv. light fat. ova < 1 mm. 61.4 juvenile plumage on body underlain by A-C's on ventricle, and A-B's on dorsum along entire tract up to lower neck region. No molt on head or upper neck. ⑥ " ♀ juv. light fat ova < 1 mm. 60.6 Limitedly (by comparison with a) A-C's present on saddle region of dorsal tract and on lower chest and upper abdominal regions of ventral tract. © 4 Sept ♂ juv. light fat teats faint 52.2 Body molt already a. On dorsum, molt extended along entire tract up to lower neck. New feathers A-E, some fully grown scattered among juvenile feathers. Also A-E's among scapular feathers. Along ventral tract, mostly A-B's, some C's form areas up to lower throat. ④ 1 Sept ♀ juv. moderate fat ova < 1 mm. 70.1 Body molt as in a, in general. A-B's in dorsum, mainly in saddle area. A-E's on scapular tract. A-B's along entire ventral tract up to neck. a, b taken month of Wohlodlag Slough; c taken Fresh Lake; g-h taken Meadow Lakes