Duck, White-backed
Thalassornis leuconotus
Ringed: 23 | Retrapped: 0 | Recovered: 0
SAFRING
Annual ringing activity
Biometrics
Distribution of ringing records
 |
Ringing records |  |
Retraps and resightings |  |
Ring recovery records |
| ABAP distribution Full protocol Reporting Rate | 0% | 100% | |||
| ABAP distribution records other | Adhoc protocol and pentads with less than 4 cards | ||||
Top 10 ringers
| 611 | Mr P Ginn | 8 |
| 751 | Dr D Harebottle | 2 |
| 162 | Mr J Raijmakers | 1 |
| 201 | Andries Venter CNC | 1 |
| 701 | Mr S van der Merwe | 1 |
| 801 | MG Palmer | 1 |
| 1060 | Dr PB Taylor | 1 |
| 1120 | Mr C du Plooy | 1 |
| 1340 | C Williams | 1 |
| 1409 | Mr K Jolliffe | 1 |
Top 10 retrappers
10 Latest ringing records
| Safring | K42588 | 2025-04-26 | 2532S2826E |
| SAFRING | 768889 | 2023-12-30 | 2753S3221E |
| SAFRING | K38268 | 2008-11-14 | 2501S3290E |
| SAFRING | 864760 | 2007-07-29 | 2949S3033E |
| SAFRING | 799312 | 2007-02-06 | 1521S3531E |
| SAFRING | 799311 | 2007-02-06 | 1521S3531E |
| SAFRING | 4A47153 | 2006-11-11 | 2641S2733E |
| SAFRING | 770060 | 1980-04-16 | 2614S2832E |
| SAFRING | 770057 | 1980-04-08 | 2614S2832E |
| SAFRING | 912555 | 1975-04-29 | 2105S2430E |
10 Latest retraps/recoveries
10 Greatest longevity retraps
Note: recovery (X) records are not included in this list as we are not always sure of the actual date of death.
Long distance records
| Scheme | Ring # | Duration | Distance (Km) |
|---|