Orca's have been ramming into sailing boats off the coasts of Spain and Portugal, leaving crew members
worried and marine experts perplex. The latest incident occurred on Friday afternoon just off LA Coruña, on the northern coast of Spain. Halcyon Yachts was taking a 36ft boat to the UK when an orca rammed its stern at
least 15 times, according to Pete Green, the company's managing director. Several orca experts agree that ‘while the encounters are unusual, they’re not necessarily aggressive. Instead, it could be a response due to stress.....the presence
of fishing and whale-watching boats in the area affects the orcas’ ability to swim freely and hunt bluefin tuna, which migrates along the Gibraltar strait. The fishing nets and long lines have also fatally entangled some orca calves, further negatively
impacting orcas, which organize by a matriarchal structure. The resident population of orcas in the Straits has become increasingly endangered; there...''