Black Oystercatcher    



Black Oystercatcher

Attaching VHF transmitters
     Black Oystercatcher

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nest



        Several capture techniques may be employed at a nest.

        A walk-in trap is shown on the satellite transmitter methodology page.








trap




We also captured birds using snares placed around nests or near decoys within a pairs' territory.





vhf













        VHF transmitters were secured to the birds' back
        by tying line around each leg




















After releasing them, birds were easy to observe as they flew away.
VHFVHF

VHF tracking





Keeping track of them throughout the next year may prove more challenging.