MARI KOKAKO — Know Your Vessel

Updated: 2026-08-08 | Source: ship.rootz.global | Data: OFAC, EIA, EU MRV, GFW, AIS, USCG
Flag State
NORWAY
Type
Oil tanker
Built
2019
7 years old
DWT
25,000

Present Location

Last seen at
CABO NEGRO
CHL
Arrived
2026-07-11
Departed
2026-07-14
26d ago

Risk Assessment

Carbon Intensity (CII)

Rating (2022)
Unrated
CO2 Emissions
1,872
tonnes/year
Distance
8,579
nm/year

EU MRV 2022: 1,872 t CO2, 780 t fuel, 218.23 kg CO2/nm

Voyage Pattern

Port Visits
99
Avg Dwell
56h
2d per port
Port Utilization
21.5%
time in port

Primary route: ULSAN → NEW PLYMOUTH → GATUN LAKE ANCHORAGE

Data period: 2023-08-08 to 2026-07-14

PortCountryVisits
ULSANKOR14
NEW PLYMOUTHNZL5
SHANGHAICHN4
GATUN LAKE ANCHORAGEPAN4
PANAMA CANAL ANCHORAGEPAN3

Recent port calls:

ArrivalDeparturePortCountryDuration
2026-07-112026-07-14CABO NEGROCHL2.6d
2026-07-112026-07-11PUNTA ARENASCHL0.4d
2026-06-072026-06-09HIMEJIJPN1.7d
2026-06-042026-06-05YOKOHAMAJPN1.7d
2026-05-282026-05-31KOR3d
2026-05-262026-05-28ULSANKOR2.3d
2026-05-232026-05-25ULSANKOR2d
2026-04-222026-04-23PANAMA CANAL ANCHORAGEPAN0.3d
2026-04-222026-04-22GATUN LAKE ANCHORAGEPAN0.6d
2025-07-122025-07-14ANTWERPBEL1.3d
2025-06-212025-06-27USA5.7d
2025-06-162025-06-21USA5.4d
2025-06-082025-06-09USA1.1d
2025-06-042025-06-08USA3.8d
2025-06-022025-06-04HOUSTONUSA1.1d
2025-06-022025-06-02USA0.6d
2025-06-012025-06-02HOUSTONUSA1d
2025-05-302025-06-01USA1.2d
2025-05-282025-05-30HOUSTONUSA2.4d
2025-05-272025-05-28USA0.8d

Loitering Events

28 events, 208 hours total (stationary at sea — possible STS transfers)

StartHoursPositionSpeedRisk Zone
2026-05-06335.0, -140.01.2 kn
2026-05-03130.5, -126.41.2 kn
2026-05-03128.8, -122.40.8 kn
2025-06-132725.2, -90.10.8 kn
2025-06-113325.3, -94.61.3 kn
2025-06-102225.2, -95.01.6 kn
2025-05-23216.9, -79.31.7 kn
2025-01-06334.5, 140.11.0 kn
2025-01-05234.4, 140.01.9 kn
2025-01-04434.5, 139.91.2 kn

STS Encounter Detection

Other vessels detected loitering at the same position and time (within ~30nm, overlapping window)

2025-06-11 — 25.3, -94.6

VesselIMOStatusDurationSpeed
NINGBO DAWN9397808Clean55h1.3 kn
DIADEMA9808326Clean7h1.9 kn

2024-08-14 — East China Sea (Zhoushan)

VesselIMOStatusDurationSpeed
KARELIYA9306782SANCTIONED505h0.0 kn

2024-08-13 — East China Sea (Zhoushan)

VesselIMOStatusDurationSpeed
KARELIYA9306782SANCTIONED505h0.0 kn

2024-08-13 — East China Sea (Zhoushan)

VesselIMOStatusDurationSpeed
KARELIYA9306782SANCTIONED505h0.0 kn

2024-03-04 — 31.2, 123.1

VesselIMOStatusDurationSpeed
NCC NASMA9459008Clean21h0.2 kn
BOW TRAJECTORY9669873Clean10h0.7 kn
BOW OLYMPUS9818527Clean3h0.7 kn
BOW OLYMPUS9818527Clean6h0.8 kn

6 unique vessels encountered, 1 sanctioned

USCG Registration

StatusActive
Call SignLAUA5
Deficiency Count0
Detention Count0
Last Exam

Data sources: USCG CGMIX, EU MRV (EMSA), CII computed, Global Fishing Watch. All records cryptographically attested on Polygon.

Data sources: U.S. Treasury (OFAC SDN), U.S. Energy Information Administration, European Maritime Safety Agency (EU MRV), U.S. Coast Guard (PSIX), Global Fishing Watch (GFW satellite AIS), AISStream.io. All data cryptographically attested on Polygon blockchain.

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