16 U.S.C. § 756 : US Code - Section 756: Investigations, surveys, and experiments; construction and installation of conservation devices, etc.

Search 16 U.S.C. § 756 : US Code - Section 756: Investigations, surveys, and experiments; construction and installation of conservation devices, etc.

The Secretary of Commerce is further authorized and directed (1)
to conduct such investigations, and such engineering and biological
surveys and experiments, as may be necessary to direct and
facilitate conservation of the fishery resources of the Columbia
River and its tributaries; (2) to construct and install devices in
the Columbia River Basin for the improvement of feeding and
spawning conditions for fish, for the protection of migratory fish
from irrigation projects, and for facilitating free migration of
fish over obstructions; and (3) to perform all other activities
necessary for the conservation of fish in the Columbia River Basin
in accordance with law.