Composition of the Global Drifter Array on 16-Mar-2026:
| Pacif.Gyre: | 553 |
| Unknown: | 197 |
| DBi : | 167 |
| Metocean: | 125 |
| SIO : | 103 |
| NKE : | 31 | TOTAL: | 1176 |
Number of Iridium drifters: 1176
Fraction of array that is Iridium: 100.0 percent
Array size on 9 Mar 2026: 1185 drifters
Added IDs (14):
300534067612590 300534063482360 300234067241780 300534063389180 300534063486260 300534063488250 300534063488260 300534063683590 300534063684820 300534064293280
300534065067090 300534065067100 300534065067970 300534065168680
Lost IDs (23):
300534061684310 300534062038390 300534065283150 300534061188960 300534061280230 300534061756860 300234060195020 300234066716520 300534062774990 300534062877040
300534063010240 300534063389170 300534063583340 300534063903060 300534064297350 300534064390310 300534064498810 300534065065070 300534065071540 300534065073710
300534065164350 300534065953160 300534067589380
Net change: 14 - 23 = -9
New array size on 16 Mar 2026: 1176 drifters.
Death rate: 24.4 deaths per 1250 drifters per 7 days (1270 deaths per 1250 per year).
Mean age of dead drifters: 600 days. Median: 462 days.
Deplog information for dead drifters (underlined: aground/picked up):
| ID | WMO# | DepDate | DepLat | DepLon | Ship | Manufacturer | Type | Prgm
| 300234066716520 | | 1301594 | | 14-Mar-2020 | | -37.5 | | -20.4 | | NRP SAGRES | DBi | | SVP3GI | | 21312 | |
Specification sheet info for dead drifters not in deployment log (underlined: aground/picked up):
| ID | MANUFACTURER | TYPE | TRANSMISSION| 300534065953160 | | Pacific Gy | | BD2A3 | | 300534063583340: | | not in spec sheet300534063389170: | | not in spec sheet300534067589380 | | Pacific Gy | | BD2A3 | | 300534061188960 | | DBi | | BD2A3 | | 300534061280230 | | DBi | | BD2A3 | | 300534065164350 | | Pacific Gy | | SVP3A3 | | 300534064297350 | | Pacific Gy | | BD2A3 | | 300534065071540 | | SIO | | BD2GHI | | 300534065073710 | | SIO | | BD2GHI | | 300534064498810 | | Pacific Gy | | SVP3A3 | | 300534065283150 | | Metocean | | BD2GHI | | 300534065065070 | | Pacific Gy | | SVP3A3 | | 300534061684310 | | Metocean | | BD2GHI | | 300534062038390 | | Metocean | | BD2GHI | | 300534064390310 | | Pacific Gy | | SVP3A3 | | 300534061756860 | | SIO | | BD2GHI | | 300534063010240 | | Pacific Gy | | BD2A3 | | 300534063903060 | | Pacific Gy | | SVP3A3 | | 300234060195020 | | DBi | | SVP3A3 | | 300534062774990 | | Metocean | | SVP3A3 | | 300534062877040 | | Metocean | | SVP3A3 | | |