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Survey Vessels

CERES deploys its hydrographic survey vessels and marine assets for maritime and subsea operations.

CERES III Catamaran

Southboat
CERES III
Southboat_CERES_III
Southboat catamaran
Southboat CERES III
CERESIII 0111
CERES III catamaran

CERES III supports both short survey assignments and longer, more demanding operations. Its rapid mobilisation helps the team make effective use of suitable weather windows, especially in areas exposed to wind and swell. Sea conditions are a key consideration for geophysical and geotechnical surveys.

Illustration of the CERES III survey catamaran at sea

Features

Equipment

Navigation

On board

Overall length: 14.98 m

Height: 5.50 m

Overall beam: 5.00 m

Draught: 1.6 m

Gross tonnage: 10 tonnes

Engine power: 2 × 620 metric hp IVECO

Endurance at sea: 78 h

Maximum speed: 24 knots

Cruising speed: 16 knots

Capacity: 12 people

Winch and 800 kg gantry

Diving ladder

Hydraulic capstan

Bathymetry mounting pole

Seismic boom

7 kVA generator

2,500 W sine-wave inverter

7 kW generator

6 × 220 V sockets

Leica MX420 GPS navigator

Furuno 8062 radar/chartplotter

Raymarine L1260 video sounder

Raymarine L770 digital echo sounder

Raymarine ST6001 autopilot

Raymarine 430 loudhailer, 30 W

Automatic Identification System (AIS)

Sailor RT-2048 VHF

Sailor RT-4822 VHF with DSC

On-board power: 24 V / 230 V

Toilet

3 berths

Galley, refrigerator and kettle

Hot and cold water

Electric and fuel-fired heating

SIRIUS IV SURVEY VESSEL

SIRIUS IV is the latest vessel acquired by CERES. It is primarily dedicated to water sampling and UXO surveys, both offshore and on rivers and lakes. Its speed enables rapid deployment to the areas selected by the operator.

SIRIUS IV aluminum patrol boat
SIRIUS IV aluminum patrol boat
SIRIUS IV aluminum patrol boat
SIRIUS IV aluminum patrol boat

SIRIUS IV provides a sheltered working environment at sea, protected from spray, allowing the IT equipment required for the various survey missions to be installed safely. Particularly stable, SIRIUS IV offers long endurance through its fixed aluminium fuel tank and additional tanks. A dedicated ladder facilitates diver access to the water.

CERES survey vessel SIRIUS IV

Features

Length: 6.50 m · Beam: 2.35 m · Draught: 0.7 m · Capacity: 6 people

Maximum speed: 30 knots · Cruising speed: 20 knots · Maximum payload: 915 kg

Main engine: Suzuki 150 hp · Auxiliary engine: Suzuki 9.9 hp · Endurance: 12 h

Its davit and electric winch facilitate water and sediment sampling. Easily transported on its trailer, SIRIUS IV can be rapidly mobilised throughout France.

Professional vessel D222 C3 — French flag

French flag

Pioner Multi SIRIUS II

SIRIUS II
Pioneer
Sirius

The Pioner Multi SIRIUS II is a utility vessel used where shallow water, proximity to shore or limited working space prevents deployment of the catamaran.

Its open deck and load capacity support oceanographic surveys and diving operations. The forward ramp provides convenient access to the water for divers and equipment.

SIRIUS II can be transported by road and rapidly mobilised throughout France.

Features

Length: 5.30 m

Beam: 2.15 m

Maximum speed: 20 knots

Cruising speed: 16 knots

Draught: 0.6 m

Capacity: 6 people

Maximum load: 915 kg

Regulations

Professional vessel

D222

French flag

Engine

Mercury Mariner 60 hp

Endurance: 10 h

29 rue de la Madeleine / BP 19 Barfleur

50760 Montfarville / France

SARL — Share capital: €18,294

SIRET 393 812 037 00025 / RCS Cherbourg 94 B 23

© CERES 2026 — All rights reserved

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CERES

Underwater Research & Expertise
Tel: +33 (0)233 540 711

contact@ceresm.com

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