California-fish-and-game-biologist-on-the-colorado-river-regular-checks-are-made-of-rivers-temperature-oxygen-content-salinity-level-and-fish-content-may-1972 7006623318 o.

Size: 1163px × 1720px
Photo credit: © Gibson Green / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: archival, archive, art, artwork, classic, classical, collection, historic, historical, history, image, photo, picture, print, reference, vintage