This presumed 1st-Basic smithsonianus Herring Gull was photographed at Corpus
Christi, Texas on January 6, 2001 by Martin Reid; it has a number
of vegae-like features, especially the extensive white
in the wing coverts and tertials, rather gentle head shape with
small-eyed, "open" expression, and underparts looking
lightly mottled rather than washed dusky:
The underwing appears to be very light for smithsonianus,
but the tail and uppertail coverts are typical for this taxon: