Tern, Sandwich
Thalasseus sandvicensis
Ringed: 1084 | Retrapped: 101 | Recovered: 46
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
| 1453 | Mr H Defourny | 393 |
| 572 | Mr M Boorman | 272 |
| 280 | Mr A Tree | 180 |
| 556 | Skeleton Coast | 71 |
| 269 | MR G Scholtz | 40 |
| 961 | British Trust for Ornithology (BTO) | 19 |
| 967 | Helgoland/Wilhelmshaven Scheme, Germany | 16 |
| 246 | Mr T Robertson | 10 |
| 1454 | Dr M Remisiewicz | 8 |
| 576 | Dr S Dantu | 8 |
Top 10 retrappers
| 19584 | Mr T Kruger | 62 |
| 967 | Helgoland/Wilhelmshaven Scheme, Germany | 47 |
| 0 | Member of the public | 34 |
| 1453 | Mr H Defourny | 33 |
| 963 | Copenhagen Scheme, Denmark | 21 |
| 572 | Mr M Boorman | 11 |
| 989 | Hiddensee Scheme, Germany | 10 |
| 986 | Arnhem Scheme, Netherlands | 6 |
| 961 | British Trust for Ornithology (BTO) | 6 |
| 269 | MR G Scholtz | 4 |
10 Latest ringing records
| SAFRING | 4H98277 | 2025-04-02 | 1552N1631W |
| SAFRING | 4H98053 | 2025-03-31 | 1552N1631W |
| SAFRING | 4H94831 | 2025-03-30 | 1552N1631W |
| SAFRING | 4H94291 | 2025-03-22 | 1552N1631W |
| SAFRING | 4H94250 | 2025-03-22 | 1552N1631W |
| SAFRING | 4H88902 | 2024-04-07 | 1555N1630W |
| SAFRING | 4H88488 | 2024-04-06 | 1555N1630W |
| SAFRING | 4H88412 | 2024-04-05 | 1555N1630W |
| SAFRING | 5H71723 | 2024-04-05 | 1555N1630W |
| SAFRING | 5H71724 | 2024-04-05 | 1555N1630W |
10 Latest retraps/recoveries
| SAFRING | 5H51243 | 2023-04-01 | 2024-08-17 | 4 | 1y 4m 24d |
| SAFRING | 5H51239 | 2023-03-29 | 2023-08-29 | 4 | 0y 5m 3d |
| SAFRING | 4H58033 | 2010-09-12 | 2023-07-25 | X | 12y 10m 19d |
| SAFRING | 4H18572 | 2007-12-01 | 2023-05-16 | 2 | 15y 5m 5d |
| SAFRING | 5H51075 | 2018-03-28 | 2022-08-05 | X | 4y 4m 1d |
| SAFRING | 5H51124 | 2019-03-27 | 2022-07-29 | X | 3y 4m 20d |
| SAFRING | 4H47224 | 2007-12-12 | 2022-07-29 | 2 | 14y 7m 3d |
| SAFRING | D34019 | 2010-09-08 | 2022-07-29 | X | 11y 10m 22d |
| SAFRING | 4H60258 | 2010-02-07 | 2022-07-04 | X | 12y 4m 0d |
| SAFRING | 4H60275 | 2010-02-07 | 2022-06-29 | 4 | 12y 4m 25d |
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.
| SAFRING | 470322 | 1991-03-21 | 2010-04-14 | 2 | 19y 0m 4d |
| SAFRING | 4H16792 | 2000-09-04 | 2019-07-21 | 2 | 18y 10m 24d |
| SAFRING | 4H16792 | 2000-09-04 | 2019-07-19 | 4 | 18y 10m 22d |
| SAFRING | 4H21500 | 2002-03-02 | 2018-07-03 | 4 | 16y 4m 27d |
| SAFRING | 4H18572 | 2007-12-01 | 2023-05-16 | 4 | 15y 5m 5d |
| SAFRING | 4H17696 | 2002-03-13 | 2017-07-07 | 4 | 15y 3m 15d |
| SAFRING | 4H17696 | 2002-03-13 | 2017-07-04 | 4 | 15y 3m 12d |
| SAFRING | 4H11040 | 1999-02-20 | 2014-06-09 | 2 | 15y 3m 8d |
| SAFRING | 4H11040 | 1999-02-20 | 2014-06-08 | 2 | 15y 3m 7d |
| SAFRING | 4H11040 | 1999-02-20 | 2014-06-06 | 2 | 15y 3m 5d |
Long distance records
| Scheme | Ring # | Duration | Distance (Km) |
|---|---|---|---|
| SAFRING | DD44529 | 8y 5m 8d | 10388 |
| SAFRING | DD78924 | 9y 6m 6d | 10236 |
| SAFRING | 5H24780 | 8y 3m 7d | 10211 |
| SAFRING | 50205279 | 9y 5m 20d | 10207 |
| SAFRING | D34025 | 5y 9m 10d | 10196 |
| SAFRING | DD92352 | 2y 6m 22d | 10192 |
| SAFRING | DD92363 | 5y 6m 4d | 10192 |
| SAFRING | 4H17696 | 15y 3m 15d | 10172 |
| SAFRING | DD92482 | 4y 5m 21d | 10164 |
| SAFRING | DD34692 | 0y 6m 0d | 10133 |