The South African Bird Ringing Unit

Ringing birds around Africa!


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KBO Sandwich Tern project

Researcher/s: Colin Cross , Jez Blackburn , Oliver Fox , Roger Walsh

Project Webpage


Species: Sandwich Tern (Sterna sandvicensis)
Location: Kartong , West Division , The Gambia
Click to view sighting map
Running From: 2011 to present
Ring Type: Legring: Engraved colour rings
Colour Combination: White with black text; 3 digit alphanumeric code "


Researchers working at Kartong Bird Observatory in The Gambia have been colour marking Sandwich Terns (Thalasseus sandvicensis) with white, engraved colour rings to determine their migration patterns and fidelity to wintering sites.
White with black text; 3 digit alphanumeric code "G"+"2 digit number"; on left tarsus