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SEVEN SEAS NAVIGATOR

IMO
9064126
Type
Passenger ship (Cruise Passenger ship)
Port of registry
Nassau
Ice class
IC

ISM company (DoC holder) in 2025: NCL (Bahamas) Ltd.

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2025 at a glance

From the 2025 THETIS-MRV report.

Fuel per mile
180.2 kg/nm
Cruise median 263.6 kg/nm (−32%)
CO₂ per transport work (pax)
1,263
g CO₂/pax·nm · Cruise median 521 (+142%)
Average speed
13.4 kn
Cruise median 13.1 kn (+2%)
Fuel per day at sea
57.9 t/day
Fuel consumed
7,478 t
CO₂ emitted
23,714 t
24,081 t CO₂eq incl. CH₄ and N₂O
Distance sailed
41,490 nm
CO₂ ÷ CO₂ per mile
Time at sea
3,101 h
129 days, 35% of the year

Within the cruise fleet, 2025

Set against all 202 cruise ships with a full-year 2025 report. Bigger ships burn more per mile but less per tonne of cargo, so read fuel per mile with the ship's size in mind.

Fuel per mileThis ship 180.2 kg/nm · median 263.6 (−32%)
89.6Ranks 48 of 202, lowest first415.6
Average speedThis ship 13.4 kn · median 13.1 (+2%)
10.8Faster than 55% of cruise ships15.5
CO₂ per transport work (pax)This ship 1,262.76 g CO₂/pax·nm · median 521.02 (+142%)
302.86Ranks 166 of 202, lowest first1,700.54
Middle 80% of shipsMiddle 50%Cruise medianThis ship

Where the emissions happen, 2025

THETIS splits each ship's CO₂ by voyage type. The split sets how much falls under the EU ETS: all of it within the EU and at berth, half of it on voyages into or out of the EU.

  • Between EU ports48%
  • From the EU16%
  • Into the EU21%
  • At berth in the EU15%

75% of this ship's CO₂ falls under the EU ETS (17,705 t).

Fuel burned laden
–
Not reported
CO₂ at berth
15.2%
Alongside in EU ports
Methane (CH₄)
0.4 t
Mainly from LNG; small for oil
CO₂eq ÷ CO₂
1.015
Uplift from CH₄ and N₂O, counted in full from 2026

Over the years

Full-year reports only. The Cruise median is the middle ship of all cruise ships reporting that year; it moves with the fleet, so a ship can gain on it without changing itself.

Fuel per mile, kg/nm

  • SEVEN SEAS NAVIGATOR
  • Cruise median

Average speed, kn

  • SEVEN SEAS NAVIGATOR
  • Cruise median

CO₂ per transport work (pax), g CO₂/pax·nm

  • SEVEN SEAS NAVIGATOR
  • Cruise median

Year on year

YearSpeedFuel per mileFuel per dayDistanceCO₂ per TWReading
2024→2025−0.9 kn+3%−3%+11%−3%0.9 kn slower, fuel per mile up 3%; worse than speed alone explains (fouling, weather, loading or trade).
2023→2024+0.8 kn−11%−6%+43%−12%0.8 kn faster, fuel per mile down 11%; better than speed alone explains (hull, engine or trade).
2022→2023+1.7 kn+1%+15%+46%−13%1.7 kn faster, fuel per mile flat; better than speed alone explains (hull, engine or trade).
2019→2022−3.1 kn−2%−22%−27%+25%3.1 kn slower, fuel per mile flat; worse than speed alone explains (fouling, weather, loading or trade).
2018→2019+0.3 kn+1%+3%+10%+6%0.3 kn faster, fuel per mile flat.

Fuel per mile rises roughly with the square of speed for a given ship, so a change in speed explains much of a change in fuel per mile.

Every reporting year

One row per THETIS-MRV report. A ship that changed operator during a year has a part-year report for each.

Operation

YearISM companyFuel tCO₂ tDistance nmAt sea hSpeed knFuel kg/nmCO₂ g/t·nmLaden fuel
2025NCL (Bahamas) Ltd.7,47823,71441,4903,10113.4180.2––
2024NCL (Bahamas) Ltd.6,51820,84737,3962,61614.3174.3––
2023not published5,10416,36226,1711,93613.5195.0––
2022not published3,47411,13817,9601,51911.8193.4––
2019not published4,85615,32724,7021,66214.9196.6––
2018not published4,39913,84122,5391,54514.6195.2––

Benchmark and verification

YearISM companyCO₂ per TW, g CO₂/pax·nmCruise medianvs CruiseRankVerifierMethods
2025NCL (Bahamas) Ltd.1,262.76521.02+142%166 of 202DNVB
2024NCL (Bahamas) Ltd.1,304.41618.41+111%159 of 202DNVB
2023not published1,474.10625.29+136%163 of 202DNVB
2022not published1,700.88830.76+105%152 of 187DNVB
2019not published1,359.43589.20+131%152 of 177Lloyd's RegisterB
2018not published1,284.73577.11+123%133 of 153Lloyd's RegisterB

Fuel per mile and CO₂ per tonne-mile are the ship's own reported KPIs. Cruise ships are benchmarked on CO₂ per transport work (pax) (TW), in g CO₂/pax·nm. CO₂eq adds methane and nitrous oxide and is in the public files from 2024. Rank counts from the lowest figure among that year's cruise ships. Methods: A delivery notes, B tank monitoring, C flow meters, D direct measurement. FuelEU GHG intensity is not shown: it needs fuel types, which the public file does not carry. Operators are named only from 2024, the first year the public files carry them; earlier years belong to the ship, not to any company.