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co This is a multi-part message in MIME format. --------------A2143BD19BCFE5DDC6A81FF9 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Interesting approach! Just who would be shamed? Donna On 2020-04-05 2:02 p.m., Howard Pew wrote: > > About 15 years ago, I put up an osprey platform on a tall pine tree on > my property in Chester. It was quickly successful and chicks were > raised over the next few years. Then came the eagles. One chick was > seen to be taken one year and then one of the two babies was grabbed > the next year. Harassment was routine. The nest has now been > abandoned for several years. > > Likewise I only know of three nests last year on islands in the nearby > waters. Years ago, it seemed that every island had an osprey nest and > it was easy to find 20 nesting families.. > > Perhaps “naming and shaming” the eagles would be effective. This > would mean cameras and video feeds on some Nova Scotia eagle nests. A > lot of people would be watching the babies hatching and being fed. > And then there would be many eyes seeing exactly what is being brought > back to the nest, including osprey chicks, loon chicks, and GBH young… > > HP > > *From:*naturens-owner@chebucto.ns.ca <naturens-owner@chebucto.ns.ca> > *On Behalf Of *Ronald Arsenault > *Sent:* Sunday, April 05, 2020 11:59 AM > *To:* naturens@chebucto.ns.ca > *Subject:* Re: [NatureNS] bird notes, March 22 to 31, 2020 -- eagle > nests etc. > > Hi John and all, > > On a number of occasions I have witnessed Bald Eagles harassing > Ospreys after the latter had captured a fish. The eagle, flying high > above the osprey, would dive bomb the osprey causing the bird to drop > the fish. The dive was "J" shaped, with the eagle turning up just > before contact with the osprey would have occurred. It would then have > to turn and head down and go after the fish. In a spectacular display > of speed and maneuverability, I have seen the eagle catch the fish in > its talon before the fish hit the water! In fairness, though, I have > also seen them miss. > > While the Bald Eagle understandably has the reputation of being a > lumbering flyer who prefers feeding of carrion, they are very capable > predators with impressive flying abilities, in both speed and > maneuverability. > > Growing up on PEI in the 60's and early 70's, I never saw a Bald > Eagle. Not a single one! This is quite a contrast with the situation > today where I see eagles on a regular basis when visiting PEI. > > As for their impact on other species, I started visiting parts of > Antigonish and Guysborough counties in the late 70's. In the early > years, I saw many ospreys, while eagles were few and far between. > These days, I go to that area of the province much more infrequently, > however the relative abundance of these species appears to have > reversed. I frequently see Bald Eagles, while I rarely see ospreys. > Obviously this is anecdotal only, but I would love to see actual figures. > > I also remember reading that the increase in eagle numbers had a > negative impact on the seabird colonies on the Bird Islands off Cape > Breton. I am hoping someone can add details to this. > > Stay safe > > Ron > > On Sun, Apr 5, 2020 at 6:24 AM John and Nhung <nhungjohn@eastlink.ca > <mailto:nhungjohn@eastlink.ca>> wrote: > > Hmm ... some of us have seen eagles attacking gulls. > > Wonder if that might have some effect on terns, which are not > nearly as common as a generation or two ago. > > Has anyone seen eagle-osprey interactions? I've heard of > predation on osprey nests, but am not sure how common that is. > > -----Original Message----- > From: naturens-owner@chebucto.ns.ca > <mailto:naturens-owner@chebucto.ns.ca> > [mailto:naturens-owner@chebucto.ns.ca > <mailto:naturens-owner@chebucto.ns.ca>] On Behalf Of Burkhard Plache > Sent: April 5, 2020 12:27 AM > To: naturens@chebucto.ns.ca <mailto:naturens@chebucto.ns.ca> > Subject: Re: [NatureNS] bird notes, March 22 to 31, 2020 -- eagle > nests etc. > > To your claim that gulls increased in numbers: > My understanding is that they took advantage of open landfills > and also discard of fishing fleets. At least that is the common > understanding of the situation in Europe. > With the closure of open landfills, gull numbers declined. > > My remark should not distract from the fact that human > interventions (intentional or unintentional) tend to have > unexpected and/or unintended consequences. > > Burkhard > > -------------- > Re: David Webster > > [...] This reminds my of the Sea Gull cycle. > > The common Gull became threatened in the early 1900's due to > harvesting of eggs for food so egg gathering was forbidden. They > responded gradually and eventually became so abundant that they were > threatening Terns. > > A sensible solution would have been to allow Sea Gull egg > harvesting but instead people were hired (or rounded up) to make > distracting noises whenever a male gull was about to get lucky in > areas where Terns also nested. > > So one by one, and I would not care to predict what will take the > hit, but logically waterfowl which frequent fresh water/coastal water > will be vulnerable. Perhaps even Sea gulls or Terns. > > > -- > > Ronald G. Arsenault > Halifax, Nova Scotia > -- This email has been checked for viruses by Avast antivirus software. https://www.avast.com/antivirus --------------A2143BD19BCFE5DDC6A81FF9 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: 8bit <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> </head> <body> <p>Interesting approach! Just who would be shamed?</p> <p>Donna<br> </p> <div class="moz-cite-prefix">On 2020-04-05 2:02 p.m., Howard Pew wrote:<br> </div> <blockquote type="cite" cite="mid:003201d60b6c$00428020$00c78060$@ns.sympatico.ca"> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <meta name="Generator" content="Microsoft Word 15 (filtered medium)"> <style><!-- /* Font Definitions */ @font-face {font-family:"Cambria Math"; panose-1:2 4 5 3 5 4 6 3 2 4;} @font-face {font-family:Calibri; panose-1:2 15 5 2 2 2 4 3 2 4;} /* Style Definitions *