Location of the study area in the waters near the lava deltas of the island of La Palma (Canary Islands, Atlantic Ocean). (A) Canary Islands; (B) La Palma Island; (C) Study stations, in blue circle for the Winter season and in red circle for the Spring–Summer season. Transects, labeled as “Tr,” were conducted using an APSTEIN-type net, while circles indicate stations sampled using a WP2 net.