A common word describing a group of small to very large edible sea snails, marine gastropod molluscs in the Haliotidae family.
The process of making a substances less concentrated according to certain specifications by adding a solvent such as water.
AAcoustic Current Meter
An oceanographic device for flow measurement by acoustic means.
AAcoustic Doppler Current Profiler
A hydro-acoustic current meter that measures water current velocities over a depth range by way of sound waves.
The complete equipment required for receiving modulated radio waves and converting them into sound.
The farming of aquatic organisms such as fish, crustaceans, molluscs and aquatic plants. It involves the cultivation of fresh- and saltwater populations under controlled conditions.
An ecosystem in a body of water. Communities of organisms that are dependent on each other and on their environment living in aquatic ecosystems.