Composition of the Global Drifter Array on 20-Jul-2026:
| Pacif.Gyre: | 528 |
| SIO : | 188 |
| Metocean: | 163 |
| DBi : | 131 |
| Unknown: | 90 |
| NKE : | 30 | TOTAL: | 1130 |
Number of Iridium drifters: 1130
Fraction of array that is Iridium: 100.0 percent
Array size on 13 Jul 2026: 1121 drifters
Added IDs (25):
300534068958200 300534065068060 300534065068820 300534065068960 300534065069010 300534065069020 300534065069060 300534065069070 300534065069100 300534065069950
300534065069960 300534065069980 300534065160360 300534065160510 300534065160540 300534065160860 300534067811580 300534067812730 300534067813700 300534067817170
300534067817200 300534067817600 300534067819560 300534067819710 300534068050940
Lost IDs (16):
300534062037370 300534061659520 300534061755730 300534065061010 300534060051180 300534061658910 300534064293640 300534064308400 300534064391290 300534065161330
300534065161580 300534065169630 300534065265790 300534065374320 300534065950760 300534065950780
Net change: 25 - 16 = 9
New array size on 20 Jul 2026: 1130 drifters.
Death rate: 17.8 deaths per 1250 drifters per 7 days (927 deaths per 1250 per year).
Mean age of dead drifters: 592 days. Median: 462 days.
Deplog information for dead drifters (underlined: aground/picked up):
| ID | WMO# | DepDate | DepLat | DepLon | Ship | Manufacturer | Type | Prgm
| 300534061658910 | | 2101827 | | 16-Aug-2021 | | 32.2 | | 156.9 | | R/V ARAON | DBi | | BD2GI | | 31412 | |
Specification sheet info for dead drifters not in deployment log (underlined: aground/picked up):
| ID | MANUFACTURER | TYPE | TRANSMISSION| 300534065061010 | | Pacific Gy | | BD2A3 | | 300534065950760 | | SIO | | BD2GHI | | 300534065950780 | | SIO | | BD2GHI | | 300534065374320 | | SIO | | BD2GHI | | 300534065169630 | | Pacific Gy | | SVP3A3 | | 300534065265790 | | Pacific Gy | | BD2A3 | | 300534062037370 | | Metocean | | BD2GHI | | 300534065161330 | | Pacific Gy | | SVP3A3 | | 300534065161580 | | Pacific Gy | | SVP3A3 | | 300534064293640 | | Pacific Gy | | BD2A3 | | 300534064308400 | | SIO | | SVPGHI | | 300534064391290 | | Pacific Gy | | SVP3A3 | | 300534061755730 | | SIO | | BD2GHI | | 300534060051180 | | Pacific Gy | | BD2A3 | | 300534061659520 | | Pacific Gyre | | | | SBD 9602 | |