Composition of the Global Drifter Array on 19-Jan-2026:
| Pacif.Gyre: | 559 |
| DBi : | 181 |
| Metocean: | 136 |
| SIO : | 128 |
| Unknown: | 71 |
| NKE : | 32 | TOTAL: | 1107 |
Number of Iridium drifters: 1107
Fraction of array that is Iridium: 100.0 percent
Array size on 12 Jan 2026: 1108 drifters
Added IDs (18):
300534068853560 300534068854570 300234067970340 300534068037290 300534067814630 300234067979530 300534060719650 300534063900080 300534065064000 300534065064010
300534065064030 300534065064040 300534065160650 300534065163640 300534065163670 300534065165660 300534065165670 300534067589450
Lost IDs (19):
300534061659510 300534061656120 300534064596050 300534062360650 300534067810540 300234066614860 300534060057050 300534060250480 300534060350190 300534061394990
300534061599040 300534061655490 300534063909060 300534064294240 300534064390510 300534064708670 300534065370950 300534065371780 300534065478130
Net change: 18 - 19 = -1
New array size on 19 Jan 2026: 1107 drifters.
Death rate: 21.4 deaths per 1250 drifters per 7 days (1118 deaths per 1250 per year).
Mean age of dead drifters: 910 days. Median: 777 days.
Deplog information for dead drifters (underlined: aground/picked up):
| ID | WMO# | DepDate | DepLat | DepLon | Ship | Manufacturer | Type | Prgm
| 300534061655490 | | 1301718 | | 24-Oct-2021 | | 24.0 | | -18.8 | | NRP D. CARLOS I | Pacific Gy | | BD2GI | | 21421 | 300534060350190 | | 5102790 | | 28-Aug-2020 | | 9.1 | | -162.0 | | BLUEFIN | DBi | | BD2GI | | 21312 | 300234066614860 | | 2101600 | | 30-Jun-2018 | | 34.2 | | 141.0 | | BLUEFIN | DBi | | SVP3GI | | 31312 | |
Specification sheet info for dead drifters not in deployment log (underlined: aground/picked up):
| ID | MANUFACTURER | TYPE | TRANSMISSION| 300534064596050 | | Pacific Gy | | BD2A3 | | 300534065478130 | | Pacific Gy | | BD2A3 | | 300534067810540: | | not in spec sheet300534064294240 | | Pacific Gy | | BD2A3 | | 300534065370950 | | Pacific Gy | | SVP3A3 | | 300534065371780 | | Pacific Gy | | SVP3A3 | | 300534064390510 | | Pacific Gy | | SVP3A3 | | 300534061599040 | | SIO | | BD2GHI | | 300534064708670 | | SIO | | BD2GHI | | 300534060057050 | | Pacific Gy | | BD2A3 | | 300534060250480 | | Pacific Gy | | BD2A3 | | 300534063909060 | | Pacific Gy | | BD2A3 | | 300534062360650 | | Pacific Gy | | BD2A3 | | 300534061656120 | | Pacific Gyre | | | | SBD 9602 | 300534061394990 | | SIO | | | | SBD 9602 | 300534061659510 | | Pacific Gyre | | | | SBD 9602 | |