BOW SPRING — Know Your Vessel

Updated: 2026-07-25 | Source: ship.rootz.global | Data: OFAC, EIA, EU MRV, GFW, AIS, USCG
Flag State
NORWAY
Type
Chemical tanker
Built
2004
22 years old
DWT
25,000

Present Location

Last seen at
PASIR GUDANG
MYS
Arrived
2025-06-30
Departed
2025-07-03
388d ago

Risk Assessment

Carbon Intensity (CII)

Rating (2023)
Unrated
CO2 Emissions
18,905
tonnes/year
Distance
58,879
nm/year
YearRatingRatio
2023Unrated
2022Unrated
2021Unrated
2020Unrated
2019Unrated
2018Unrated

EU MRV 2024: 15,290 t CO2, 4,876 t fuel

Voyage Pattern

Port Visits
99
Avg Dwell
77h
3d per port
Port Utilization
42.2%
time in port
Dark Events
2
203h total

Primary route: HOUSTON → ANTWERP → DURBAN

Data period: 2023-06-16 to 2025-07-03

PortCountryVisits
HOUSTONUSA12
ANTWERPBEL10
DURBANZAF8
ROTTERDAM MAASVLAKTENLD7
RICHARDS BAYZAF4

Recent port calls:

ArrivalDeparturePortCountryDuration
2025-06-302025-07-03PASIR GUDANGMYS3.2d
2025-06-292025-06-30TANJUNG UBANIDN1.1d
2025-06-202025-06-22NINGBOCHN2d
2025-06-172025-06-18YANTAICHN1d
2025-06-162025-06-17YANTAICHN0.8d
2025-06-102025-06-14SHANGHAICHN4.3d
2025-06-092025-06-10SHANGHAICHN0.5d
2025-06-052025-06-08ULSANKOR2.3d
2025-06-022025-06-04ULSANKOR1.9d
2025-05-312025-06-02ULSANKOR1.4d
2025-05-282025-05-29YOKOSUKAJPN0.4d
2025-05-052025-05-05PANAMA CANAL ANCHORAGEPAN0.3d
2025-04-302025-05-04MANZANILLOPAN4.4d
2025-04-232025-04-25FREEPORTUSA2.2d
2025-04-232025-04-23USA0.6d
2025-04-192025-04-22HOUSTONUSA3d
2025-04-182025-04-19USA1.6d
2025-04-162025-04-18HOUSTONUSA1.4d
2025-04-072025-04-16USA8.8d
2025-04-052025-04-07HOUSTONUSA1.5d

AIS Dark Periods

2 events, 203 hours total darkness

StartEndHoursAIS OffAIS OnDistanceImplied SpeedAnalysis
2024-07-262024-07-2723HIGH RISK ZONE
2024-03-132024-03-20180HIGH RISK ZONE

ESTIMATED — implied speed = straight-line distance / dark hours. Actual route unknown. Reference: loaded VLCC ~12-14 kn, ballast ~15-16 kn, stationary <1 kn = possible STS or anchorage.

Loitering Events

13 events, 52 hours total (stationary at sea — possible STS transfers)

StartHoursPositionSpeedRisk Zone
2026-06-06149.1, -6.81.5 kn
2026-05-07324.7, -79.71.3 kn
2025-07-153-22.4, 52.20.7 kn
2025-06-19329.6, 123.00.2 kn
2025-06-05435.4, 130.21.2 knHIGH RISK
2025-06-05635.5, 130.91.4 knHIGH RISK
2024-10-311514.9, -63.31.3 kn
2024-09-15159.4, 20.20.8 kn
2023-10-08846.7, -8.01.1 kn
2023-08-251-34.7, 24.31.6 kn

STS Encounter Detection

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

2025-06-19 — East China Sea (Zhoushan)

VesselIMOStatusDurationSpeed
BROOK TROUT9314181Clean73h0.0 kn
MARAN CAPRICORN9389019Clean5h0.3 kn
G BAMBOO9143506SANCTIONED214h0.1 kn

3 unique vessels encountered, 1 sanctioned

USCG Registration

StatusActive
Call SignLADW6
Deficiency Count0
Detention Count0
Last Exam

Data sources: USCG CGMIX, EU MRV (EMSA), CII computed, Global Fishing Watch, GFW dark events. 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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