One interesting example of source-sink management is the bald eagle. Despite the fact that it is the US national bird, the US is a sink for this species, and bald eagles are imported from Canada.
But I know of no neutral ground between the US and Canada! Bill Silvert ----- Original Message ----- From: "WENDEE HOLTCAMP" <[EMAIL PROTECTED]> To: <ECOLOG-L@LISTSERV.UMD.EDU> Sent: Friday, August 31, 2007 11:57 PM Subject: mountain lions/source sink management >I am working on an article on mountain lions, in a place where attitudes >and > opinions about them are pretty heated (TX). One source mentioned that in > other states that there are "source sink" models of management and this > sounded like a really interesting idea. Basically you have areas that > provide a source of the mountain lions (such as protected national parks), > sinks such as working ranches that tend to kill mountain lions, and then > the > idea is also that the areas between the source and the sink are "neutral" > so > that they can harbor some of the expanding source populations but buffer > them from the sinks. > > Does anyone here have personal experience working with a mountain lion > population following a source-sink model in a management setting? Or > alternatively has anyone worked on models of this type of management? Feel > free to send along others' contact info or to forward my email.
