An adult Eastern Caspian Gull (Larus
cachinnans cachinnans), photographed by Martin Reid
in Bahrain, early March 1999. Small mirrors on P10 and P9 (with
large black subterminal bands) point to barabensis, yet
there is no black bleeding up the outer edge of P5 and the black
mark on P4 is tiny; the gray tongue on the inner web of P8 appears
to be "intermediate"; note the small, slightly paler
crescents basal to the black subterminal bands on P7,P6:
