The RIEGL VQ-840-G is a compact Topo-Bathymetric Airborne Laser Scanner especially suited for coastline and shallow water mapping providing more than 2 Secchi depths water penetration. The scanner provides high spatial resolution due to a measurement rate of up to 200 kHz and a selectable laser beam divergence. Complemented by an optionally integrated IMU/GNSS system and an optional camera or IR rangefinder, the VQ-840-G represents a fully integrated system for integration in various aircraft platforms including UAVs at a low weight of about 12 kg.