Environmental Impact Evidence Report — Argo Float 1901615

Risk Rating: Critical

Argo float 1901615 drifted 387.7 km over the period 2026-01-11 to 2026-03-24, recording 7 profiles. Analysis identified 1 sensor alarm and 7 plume backtracks, implicating 0 mining claims. The most significant evidence concerns concession COMRAPMN1X_COM1a (China Ocean Mineral Resources R&D Association (COMRA)), with a risk score of 61.38.

Key Statistics

Profiles Analyzed7
Alarm Events1
Claims Implicated3
Endangered Species0
Total Distance388 km
Date Range[object Object]

Implicated Mining Concessions (3)

ISA ID Contractor Risk Score Vents Species
COMRAPMN1X_COM1a China Ocean Mineral Resources R&D Association (COMRA) 61.38 0 17
IFREMERPMN1X_01 French Research Institute for Exploitation of the Sea (IFREMER) 51.40 0 0
DORDPMN1X_DOR1 Deep Ocean Resources Development Co., Ltd. (DORD), Japan 3.20 0 0

Top Findings (8 total)

# Severity Type Observation
1 High temp_anomaly Temperature anomaly of 27.792999 °C deviates 2.1 standard deviations from the dataset mean (27.46 °C).
2 High plume_attribution Particle backtracking over 168 hours using RK4-integrated CMEMS current data traces the water mass at profile 1901615_011 to coordinates [-150.080805934379, 9.499278820365184].
3 High plume_attribution Particle backtracking over 168 hours using RK4-integrated CMEMS current data traces the water mass at profile 1901615_009 to coordinates [-148.37853202799297, 9.371362216921108].
4 High plume_attribution Particle backtracking over 168 hours using RK4-integrated CMEMS current data traces the water mass at profile 1901615_008 to coordinates [-148.16841863265412, 9.373591112623988].
5 High plume_attribution Particle backtracking over 168 hours using RK4-integrated CMEMS current data traces the water mass at profile 1901615_007 to coordinates [-148.4420267028318, 9.272867255017566].

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Generated: 2026-04-02 20:37:58.409360+00:00 | Data: Argo Programme, CMEMS, ISA, InterRidge v3.4, OBIS