Hydrographic Boats

Auxiliary Boats

Type Atlanta

• UAM Atlanta
• UAM Fisalia

General Characteristics:

• Length: 15,2 m
• Beam: 5,2 m
• Draft: 1,45 m
• Pontal: 2,45 m
• Displacement: 39 t
• Maximum speed: 14 knots

Operational Capabilities:

• Coastal hydrographic surveys (single or multi-beam eco-sounder)
• Side-scan sonar surveys
• Light seismic surveys of continuous reflection

Hydrographic Boats

Type Orca

• LH Orca
• LH Roaz

General Characteristics:

• Length: 7,64 m (Orca) / 8,64 m (Roaz)
• Beam: 2,28 m
• Draft: 0,40 m
• Pontal: 2,9 m
• Displacement: 4 050 kg (Orca) / 4 400 kg (Roaz)
• Maximum speed: 30 knots
• Maximum number of persons: 8 (Orca) / 10 (Roaz)

Operational Capabilities:

• Port hydrographic surveys (single or multi-beam eco-sounder)
• Support for water sampling
• Coastal and estuarine missions in moderate weather conditions
• Towed side-scan sonar surveys

Type Gaivota

• LH Gaivota
• LH Mergulhão

General Characteristics:

• Length: 8,5 m
• Beam: 2,7 m
• Draft: 0,6 m
• Pontal: 2,9 m
• Displacement: 4,2 t
• Maximum speed: 15 knots

Operational Capabilities:

• Inner-water surveys (single or multi-beam eco-sounder)
• Support for inner-water samples