UVP5

 
 
  1. (A)UVP5 alone (30kg),

  2. (B)UVP5 mounted on a 24-place Niskin bottle rosette frame,

  3. (C)schematic diagram of the Underwater Vision Profiler light system and illuminated volume of water (in pink). .

The UVP4 and UVP5 mounted together for calibration purposes.