April 1990 – vol. 83, issue 4, pp 165–167 Attempted piracy by Black-headed Gull on Rednecked Grebe Peter Boardman's account of a Great Black-backed Gull Larus marinus harassing a Great Crested Grebe Podiceps cristalus (Brit. Birds 80: 114-115) recalled the following. On 26th January 1987, on a small pool at Shingle Street, Suffolk, I spent an hour observing a Rednecked Grebe P. grisegena. It was diving and feeding on small fish, with a Bla... This article is only available to registered users.To read more, please log in or purchase a subscription.