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Event Date: March 5, 2020

Purpose: Drainage of one of the salmon project field plots during nightfall, monitoring their exit through the water control structures and collecting the fish for later release into the Sacramento River.


Video montage of the overall activities to drain the fields, monitor fish passage with technology and the collection of the salmon within the drainage ditch below the fields.

Member of the UC Davis team heading out for a full night’s work in the field plots.
Member of the UC Davis team heading out for a full night’s work in the field plots.

Rachelle Tallman (UC Davis) getting the technology set-up to be able to detect fish exiting that have been fitted with passive integrated transponder (PIT) tags.
Rachelle Tallman (UC Davis) getting the technology set-up to be able to detect fish exiting that have been fitted with passive integrated transponder (PIT) tags.  These are simplified tags to track and identify the fish while in the study plot and while they are passing out through the drainage boxes.

Rachelle Tallman (UC Davis) with her PIT tag-reading technology fully in place and ready to track fish passage.
Rachelle Tallman (UC Davis) with her PIT tag-reading technology fully in place and ready to track fish passage.

Key mode of transportation for the UC Davis team to get themselves and equipment to key locations.
Key mode of transportation for the UC Davis team to get themselves and equipment to key locations.

Jordan Colby (UC Davis) working to position a special enclosure to capture the salmon as they exit the field plot.
Jordan Colby (UC Davis) working to position a special enclosure to capture the salmon as they exit the field plot.

Jordan Colby (UC Davis) with the enclosure fully in position to capture the fish.
Jordan Colby (UC Davis) with the enclosure fully in position to capture the fish.

Rachelle Tallman (UC Davis) getting ready to pull the fish screen from the drainage structure and allow the young salmon to pass through.
Rachelle Tallman (UC Davis) getting ready to pull the fish screen from the drainage structure and allow the young salmon to pass through, past the PIT tag reader and down into the enclosure.

Jordan Colby and Rachelle Tallman (UC Davis) allowing fish to pass and recording key data parameters.
Jordan Colby and Rachelle Tallman (UC Davis) allowing fish to pass and recording key data parameters.

Jordan Colby (UC Davis) literally getting into his work with the fish once again.
Jordan Colby (UC Davis) literally getting into his work with the fish once again.

Jordan Colby (UC Davis) continues managing the movement of fish into and out of the enclosure.
Jordan Colby (UC Davis) continues managing the movement of fish into and out of the enclosure.

Waterbirds enjoying the pilot project fields at sunset
Beautiful, but typical, scene of the waterbirds enjoying the pilot project fields at sunset before all the fish drainage activity got started.

Field project at sunset.
Relaxing view of the fields project rice fields.