Bird Species: Duck Blue or Mountain
| English Name: Duck Blue or Mountain |
| Latin Name: Hymenolaimus malacorhynchos |
| Category: Duck |
| Ring Size: 11mm |
Flat Coiled FC5 (Numbered & Lettered)
Ring Size: 11mm
Flat Coiled FC5 (Numbered)
Ring Size: 11mm
Flat Coiled FC5 (Plain)
Ring Size: 11mm
Pigeon Rings (Coloured)
Ring Size: 11mm
Pigeon Rings (Plain)
Ring Size: 11mm
Poultry & Wildfowl Rings (Coloured)
Ring Size: 11mm
Poultry & Wildfowl Rings (Plain)
Ring Size: 11mm