Verification of Unusual Sight Record
For Utah

Rec. # 2009-20

Common name:

Black-legged Kittiwake

Scientific name: Rissa tridactyla
Date: 06 November 2009
Time: 3:20 PM
Length of time observed: 15 minutes
Number: one
Age: adult
Sex: ?
Location: Antelope Island Causeway near marina bridge
County: Davis
Distance to bird: 100 feet
Optical equipment: Opticall_Equipment: Swarovski 10x42 binoculars
Weather: clear
Light Conditions: good
Description:        Size of bird: medium gull
(Description:)       Basic Shape: gull
(Description:)  Overall Pattern: adult gull
(Description:)            Bill Type: all yellow medium size
Field Marks and
Identifying Characteristics:
all yellow bill with downward curving culmen - dark eye with a spot behind it - the black tail lacks any white tips - the bird was in the water all the time I observed it and I did not see the legs. 

please see the photo, as it is a better description than I will be able to give
Song or call & method of delivery: none
Behavior: actively feeding
Habitat: lake
Similar species and how
were they eliminated:
Mew Gull is similar, but has a smaller bill and darker back and the wings have white tips. The neck in basic plumage has a brown wash.
Previous experience with
this & similar species:
I have seen many during fishing trips to Alaska
References consulted: Sibley Guide to Birds (large) & Peterson
Description from: From memory
Observer: Jack Binch
Observer's address: 1564 Crest Circle - Sandy, Utah - 84093
Observer's e-mail address:  
Other observers who independently identified this bird: none [until after the first day it was seen, then many]
Date prepared: 07 November 2009
Additional material: Photos