| Gulls | Legring : one, coded. | Yellow-legged Gull | Yellow [Y] | Four alpha-numeric code (4 letters/numbers). | V |  |  | 
          
                  | Gulls | Legring : one, coded. | Caspian Gull | Yellow [Y] | Four alpha-numeric code (4 letters/numbers). | V |  |  | 
          
                  | Gulls | Legring : one, coded. | Herring Gull | Yellow [Y] | Five alpha-numeric code (5 letters/numbers). | C |  |  | 
          
                  | Gulls | Legring : one, coded. | Caspian Gull | Dark Blue [B] | Four alpha-numeric code (4 letters/numbers). | V |  |  | 
          
                  | Gulls | Legring : one, coded. | Lesser Black-backed Gull | Yellow [Y] | Five alpha-numeric code (5 letters/numbers). | C |  |  | 
          
                  | Gulls | Legring : one, coded. | Black-headed Gull | Black (Niger) [N] | Three alpha-numeric code (3 letters/numbers). | X |  |  | 
          
                  | Gulls | Legring : one, coded. | Black-headed Gull | Black (Niger) [N] | Four alpha-numeric code (4 letters/numbers). | G |  |  | 
          
                  | Gulls | Legring : one, coded. | Lesser Black-backed Gull | Dark Blue [B] | Four alpha code (4 letters). |  |  |  | 
          
                  | Gulls | Legring : one, coded. | Lesser Black-backed Gull | Red [R] | Five alpha-numeric code (5 letters/numbers). | C |  |  | 
          
                  | Gulls | Legring : one, coded. | Lesser Black-backed Gull | Orange [O] | Five alpha-numeric code (5 letters/numbers). | C |  |  | 
          
                  | Gulls | Legring : one, coded. | Lesser Black-backed Gull | White [W] |  | C |  |  | 
          
                  | Gulls | Legring : one, coded. | Lesser Black-backed Gull | White [W] | One alpha code (1 letter). |  |  | Tibia right. | 
          
                  | Gulls | Legring : one, coded. | Pallas's Gull | Red [R] | Four alpha-numeric code (4 letters/numbers). | U |  | Tarsus right. | 
          
                  | Gulls | Legring : one, coded. | Lesser Black-backed Gull | Orange [O] | Four alpha-numeric code (4 letters/numbers). |  | :F |  | 
          
                  | Gulls | Legring : one, coded. | Glaucous Gull | Red [R] | Four alpha-numeric code (4 letters/numbers). | Y |  |  | 
          
                  | Gulls | Legring : one, coded. | Eurasian Mew Gull | Red [R] | Four alpha-numeric code (4 letters/numbers). | T |  |  | 
          
                  | Gulls | Legring : one, coded. | Herring Gull | Red [R] | Four alpha-numeric code (4 letters/numbers). | C |  |  | 
          
                  | Gulls | Legring : one, coded. | Yellow-legged Gull | Red [R] | Three alpha-numeric code (3 letters/numbers). |  | T |  | 
          
                  | Gulls | Legring : one, coded. | Black-headed Gull | Yellow [Y] | Four alpha-numeric code (4 letters/numbers). | U |  |  | 
          
                  | Gulls | Legring : one, coded. | Herring Gull | Orange [O] | Five alpha-numeric code (5 letters/numbers). | C |  |  | 
          
                  | Gulls | Legring : one, coded. | Herring Gull | Yellow [Y] | Three alpha-numeric code (3 letters/numbers). | C |  |  | 
          
                  | Gulls | Legring : one, coded. | Herring Gull | White [W] | Four alpha code (4 letters). | C |  |  | 
          
                  | Gulls | Legring : one, coded. | Lesser Black-backed Gull | White [W] | Four alpha code (4 letters). | C |  |  | 
          
                  | Gulls | Legring : one, coded. | Black-headed Gull | Yellow [Y] | Four alpha-numeric code (4 letters/numbers). | C |  |  | 
          
                  | Gulls | Legring : one, coded. | Great Black-backed Gull | Yellow [Y] | Four alpha-numeric code (4 letters/numbers). | C |  |  |