Deer and Herons
bamboogrove at cmug.com
Fri Jun 15 11:56:19 EDT 2001
>I've been thinking how to protect a tiny pond of fish from herons but
>maintain its ornamental aspects. The solution may be a battery powered
>motion detector that controls the valve of a sprinkler. The offending warm
>blooded animal or forgetful or unwarned human would get a shot of water for
>30 seconds when detected.
I've heard of motion detectors turning on lights and sound at fence
openings (like a driveway) to scare deer.
I've seen nylon monofilament strung above a pond for herons, and heard of
some success using decoy heron sculptures ("somebody's already fishing")
but you must move the decoy often...
More information about the permaculture