A Whiskered Tern quartering the riverbank in search of prey.

Flying back and forth between the upper and lower stretches of this river.

An adult Whiskered Tern resting on a bridge railing.

A Whiskered Tern head-on. The light was against me but I managed to get a shot.

It was dashing back and forth along the riverbank.

There is something long and white visible behind the tail feathers — fishing line, perhaps?

A Whiskered Tern almost fully in breeding plumage. Besides Whiskered Terns, small numbers of White-winged Terns also visit Ishigaki Island. None yet this year.

A Black-winged Kite keeping watch. There appears to be a nest in the foreground.