tag:blogger.com,1999:blog-335299432629417967.post2417563484874287377..comments2023-12-20T08:34:52.903+00:00Comments on BTO Bird Ringing - 'Demog Blog': It's all about the sewagecarl_barimorehttp://www.blogger.com/profile/10109244405746789457noreply@blogger.comBlogger4125tag:blogger.com,1999:blog-335299432629417967.post-27925448720476614462012-07-31T09:34:47.615+01:002012-07-31T09:34:47.615+01:00While most of us dread the site of sewerage waste,...While most of us dread the site of sewerage waste, it is good to know that there are animals who benefit from this like that of the Chiffchaffs. The birds migrate to water sources as well as sewage work sites during winter and I do hope that they are not disturbed and they continue to come by in these areas every year.thermowell installationhttp://www.add-a-thermowell.comnoreply@blogger.comtag:blogger.com,1999:blog-335299432629417967.post-91002302274198519082012-02-08T08:28:05.691+00:002012-02-08T08:28:05.691+00:00Most of the bird's we're catching have bee...Most of the bird's we're catching have been feeding on insects around the large settling tanks. We catch them commuting between the tanks and bramble hedges alongside the works.<br /><br />As for the racial identity of these birds, genetic work done by Greg Conway at these sites a few years ago indicates that these birds are more likely to be tristis than abietinus and that the field (or Mark Granthamhttps://www.blogger.com/profile/08846208560470995839noreply@blogger.comtag:blogger.com,1999:blog-335299432629417967.post-4566301961471753302012-02-06T12:08:15.713+00:002012-02-06T12:08:15.713+00:00Are the sewage works reedbeds? Where do the birds ...Are the sewage works reedbeds? Where do the birds live and feed? Most sewage works that I see have no habitat for chiffchaffs, just tanks.sewage workshttp://www.wte-ltd.co.uknoreply@blogger.comtag:blogger.com,1999:blog-335299432629417967.post-27282119679137112172012-02-05T16:57:27.703+00:002012-02-05T16:57:27.703+00:00http://grupodeanillamientolula.blogspot.com/2011/1...http://grupodeanillamientolula.blogspot.com/2011/11/abietinus.html<br /><br />dear all<br />why the picture is a tristis and it is not abietinus?<br />In my opinion is a phy col abietinus because iit is more brown and tristis is a little white.<br />In our blog you can see several photos to abietius.<br />Best regards<br /><br />ss<br />G.AlulaALULAhttps://www.blogger.com/profile/16650969257899042453noreply@blogger.com