Notice Ospreys are banded

[Rgollar]

I have noticed the Osprey around me are banded. Is this normal?
_61A3805 by rgollar, on Flickr
osprey by rgollar, on Flickr

 

[JacaRanda]

It's normal and common.

Info here : Q A Banding Ospreys

 

[Rgollar]

Thank you JacaRanda that article was very interesting.