Orcas from the Iberian region have caused damage to numerous vessels off the coast of Spain in recent weeks, prompting authorities to rush to the aid of stranded seafarers.
Orcas have been damaging sailing boats off the Iberian Peninsula since 2020. This stock photo shows an orca swimming in the Strait of Gibraltar, between the Iberian Peninsula and North Africa.(Image credit: Emmanuel Gaifami via Getty Images)Subscribe to our newsletter
Orcas along the Spanish coastline are once again engaging with boats, leaving behind broken rudders and crews in distress.
A specific group of orcas (Orcinus orca), also referred to as killer whales, has developed a fondness for interacting with vessels off the Iberian Peninsula in southwestern Europe in recent times. While researchers are still investigating this conduct, they suspect the orcas might be acting out of playfulness rather than malice.
Ataque de orcas en costa da vela a varios veleros produciendo daños en la pala del timón a uno. La patrullera de la #GC da protección hasta llegada embarcación Salvamento Maritimo que inicia remolque a puerto.Patrullera realiza protección y acerca proa, intentando alejarlas. pic.twitter.com/u9KAyXbUF2August 21, 2025
The Pontevedra Civil Guard, a Spanish law enforcement body, disseminated a video of the sailboat rescue on the social platform X, stating that the orcas had targeted several sailing vessels. The precise number of boats affected before this report remains uncertain, but further incidents have occurred since then.
For example, on Saturday, August 30, Faro de Vigo documented that orcas rendered a traditional wooden sailing ship’s rudder useless off O Grove, within the Arousa estuary, and caused a breach in another sailboat near Ons, within the Pontevedra estuary.
Valentín Otero, the proprietor of the vessel encountered in O Grove, informed Faro de Vigo that he perceived two impacts against his craft before he saw a pair of orcas. Otero and his crew indicated that a larger orca, approximately 23 feet (7 meters) in length, was accompanied by a smaller one swimming nearby.
“We were genuinely very scared; in fact, we panicked completely when we understood the orcas were striking the boat,” Otero stated in a translated account.
The Iberian orcas constitute a critically threatened orca subgroup, estimated to comprise fewer than 40 individuals. This group has been interacting with vessels off the coasts of Spain and Portugal since 2020. Although some initial accounts suggested that Iberian orcas might be seeking retribution against the ships, this theory has been discounted by numerous orca specialists.
These encounters frequently involve juvenile orcas focusing directly on the rudders located at the stern of sailing boats. Scientific observations propose that the orcas are likely merely adolescent individuals experiencing boredom, potentially due to the recovery of Atlantic bluefin tuna (Thunnus thynnus) populations, their preferred food source in the area, which requires them to dedicate less energy to hunting.
Orca behavior is varied and intricate. Researchers have documented instances of the species participating in elaborate social customs, ranging from gentle nips on each other’s tongues to synchronized tumbling, resembling an aquatic mosh pit. Furthermore, distinct orca communities exhibit their own unique communication patterns, akin to human languages, and can develop their own peculiar trends, such as carrying dead salmon atop their heads.
There is no grounds to assume that the Iberian orcas are deliberately targeting the individuals on board these boats. Orcas are formidable predators known to hunt a wide array of prey, including tuna, seals, sharks, and even other whales. However, each distinct orca population maintains a specific diet, and none of these diets include the consumption of humans. Only a small number of documented instances exist of wild orcas interacting aggressively with humans, and each of these reported occurrences comes with significant disclaimers, such as the possibility of an orca mistaking a person for a seal.