Composition of the Global Drifter Array on 27-Apr-2026:
| Pacif.Gyre: | 535 |
| SIO : | 204 |
| Metocean: | 158 |
| DBi : | 139 |
| Unknown: | 49 |
| NKE : | 31 | TOTAL: | 1116 |
Number of Iridium drifters: 1116
Fraction of array that is Iridium: 100.0 percent
Array size on 20 Apr 2026: 1119 drifters
Added IDs (11):
300534064598260 300534065169550 300534065260090 300534065260740 300534065953310 300534065953510 300534068055950 300534068056530 300534068056540 300534068056580
300534068056680
Lost IDs (14):
300534060157360 300534060523290 300534061080090 300534062360830 300534063389180 300534063900080 300534063901090 300534064293640 300534064392290 300534065062100
300534065074740 300534065361190 300534065473050 300534067589380
Net change: 11 - 14 = -3
New array size on 27 Apr 2026: 1116 drifters.
Death rate: 15.7 deaths per 1250 drifters per 7 days (817 deaths per 1250 per year).
Mean age of dead drifters: 647 days. Median: 536 days.
Deplog information for dead drifters (underlined: aground/picked up):
| ID | WMO# | DepDate | DepLat | DepLon | Ship | Manufacturer | Type | Prgm
| 300534061080090 | | 2101831 | | 24-Nov-2021 | | 40.7 | | 144.0 | | WESTWOOD RAINIE | Pacific Gy | | BD2GI | | 31412 | |
Specification sheet info for dead drifters not in deployment log (underlined: aground/picked up):
| ID | MANUFACTURER | TYPE | TRANSMISSION| 300534063389180 | | Metocean | | SVP3A3 | | 300534065062100 | | Pacific Gy | | BD2A3 | | 300534067589380 | | Pacific Gy | | BD2A3 | | 300534065473050 | | Pacific Gy | | SVP3A3 | | 300534064293640 | | Pacific Gy | | BD2A3 | | 300534065361190 | | Pacific Gy | | SVP3A3 | | 300534065074740 | | SIO | | BD2GHI | | 300534064392290 | | Pacific Gy | | SVP3A3 | | 300534060523290 | | Pacific Gy | | BD2A3 | | 300534060157360 | | Pacific Gy | | BD2A3 | | 300534063901090 | | Pacific Gy | | SVP3A3 | | 300534062360830 | | Pacific Gy | | BD2A3 | | 300534063900080 | | Pacific Gy | | SVP3A3 | | |