In many parts of the country, municipalities have used various sound clips =
at regular intervals to deter the presence of "nuisance" birds. Clearly, th=
ese have done the task of scattering birds such as crows and starlings. In =
these bird populations, we know that the population hasn't been reduced, bu=
t rather, temporarily displaced. It would be quite ignorant to imagine that=
local populations of any bird species wouldn't be affected by the use of b=
ird songs and calls.
Sent from my iPhone
> On Jan 5, 2014, at 7:40 AM, Graham <> wrote:
>
> Hi all
> The only time i have come across this type of thing is when i was in the=
> RAF we used to send out an air traffic controller in a landrover with
> horn speakers on the roof. They would play terribly distorted bird of
> pray calls at high volume to deter the 'other' birds from congregating
> on the airfield.
>
> I don't think it had the affect of attracting other birds of pray, just
> scare off the smaller birds
>
> I am not sure if this practice is still used, and if so what effect it
> has on the local bird population?
> --
> Graham.
> County Durham, UK
> Olympus LS-5
> Sennheiser ME66
>
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