Acoustic–optical sensing for zooplankton: opportunities and challenges for data-driven autonomous sampling

Karoline Barstein1, Emlyn Davies2, Sanna Majaneva1,3, Emily Venables4 and Martin Ludvigsen1, (1)Norwegian University of Science and Technology, Trondheim, Norway, (2)SINTEF Ocean, Trondheim, Norway, (3)AkvaplanNiva, Tromso, Norway, (4)UiT the Arctic University of Norway, Tromsø, Norway