English and Scientific names:

Black-legged Kittiwake. Rissa tridactyla

Number of individuals: 

one immature

Locality: LOUISIANA: 

Gulf of Mexico, Outer Continental Shelf, Green Canyon Block 610.

Specific Locality:

Latitude 27d 19'N,
Longitude 90d 05' W

Date(s) when observed:

Decemder 24, 2006

Time(s) of day when observed:  

Early afternoon

Reporting observer and address:

Brad Martin
Cocoa, FL

Other observers accompanying reporter who also identified the bird(s):

Leif Halverson
Nina Mehle

Other observers who independently identified the bird(s)


Light conditions (position of bird in relation to shade and to direction and amount of light):


Optical equipment: 

8X42 Celestron Regal binocular. Excellent. Nikon N70s with 400mm vibration reduction lense. Excellent

Distance to bird(s): 

300 feet.

Duration of observation:

Several hours.


Open Ocean

Behavior of bird: 

Bird was flying, feeding and resting on water with a flock of Pomarine Jaegers.


Small gull size. Grey back with Black leading edge of wings, forming M pattern. Grey cheek mark and dark band on upper side of neck. White tail with black tip. Black bill.


Not heard

Similar species:

Juvenile Bonapartes Gull is similar but lacks neck band and has more white on outer wing.

Photographs or tape recordings obtained?

Yes. Four good photos taken by me. Submitted.

Previous experience with this species: 

Observed many on a pelagic trip off New York in 1996.

Identification aids:

at time of observation:
 Sibley Guide eastern edition used on site.
after observation:

 Kaufman's Birds of North America and the National Geographic Complete Birds of North America consulted.

This description is written from: 

Description written from photos and notes taken at time of observation.

Are you positive of your identification? If not, explain: 


Yes. Everything is right for immature BL Kittewake. Photos reviewed by Steve Cardiff.


Brad Martin

Date and time: 

March 10, 2007. 1:50 pm.