Over the last couple of weeks I've managed to add a couple of new species to my ringing activities. Have had some very smart Common Tern chicks, which nest every year on the "tern rafts" on seventy acres lake up in the lea valley. Just three birds were ringed on this visit with at least seven pairs still on eggs.
Black-headed gulls also breed on these rafts and we managed to colour ring 48 juveniles.
I also had the opportunity to ring two hand reared Swifts, you can read there remarkable story here: