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Tracking radio tagged sockeye by boat on Auke Lake

Radio Transmitter and plastic applicator (the actual transmitters used for this study are slightly smaller than the one shown here). Inserting transmitter into sockeye salmon - fish are tagged underwater in a neoprene lined holding cradle. Tracking radio tagged sockeye by boat on Auke Lake.

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Tracking radio tagged sockeye by boat on Auke Lake

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  1. Radio Transmitter and plastic applicator (the actual transmitters used for this study are slightly smaller than the one shown here)

  2. Inserting transmitter into sockeye salmon - fish are tagged underwater in a neoprene lined holding cradle

  3. Tracking radio tagged sockeye by boat on Auke Lake

  4. H-Antenna and receiver for manual tracking of sockeye in the inlet creeks of Auke Lake

  5. Non-tagged female sockeye in Lake Creek Non-tagged male sockeye near redd in previously undocumented tributary of Auke Lake

  6. Transmitter Antenna Spaghetti Tag Bear predation of radio tagged male sockeye salmon in Lake Creek Spaghetti Tag Radio tagged carcass of spawned-out female sockeye salmon in Lake Creek Transmitter Antenna

  7. Two sockeye salmon redds observed on the gravel delta at the confluence of Lake Creek with Auke Lake.

  8. Conducting SCUBA habitat surveys in areas of high fish use as determined by tracking of radio tagged sockeye. Following slide shows examples of substrate observed during habitat transects.

  9. Coarse Particulate Organic Matter Male sockeye at ~15ft depth Large Gravel Sand

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