www.gull-research.org

I agree that except for the inner primaries, it's hard to say that this appearance doesn't fall within the variation of cachinnans. However, as usual when dealing with field identification of large gulls, in my personal view one must see to the general appearance of individuals like this. All charac...

Thanks for your prompt and informative reply, Lou. Is it ok with you to copy and paste it to the photo discussions on the swedish report database "Svalan"?

Hi all, Have posted some photos with comments on Netfugl of a putative 1st w hybrid cac x arg from Simrishamn harbour in southernmost Sweden on the other day, Jan 20th: http://www.netfugl.dk/pictures.php?id=showpicture&picture_id=45927 http://www.netfugl.dk/pictures.php?id=showpicture&picture_id=459...