Why should you use ORCA charts?

Orca also reduces the density of soundings deeper than your depth threshold. As a result, navigable areas can be identified by the absence of clutter, making them easier to find. By reducing clutter and using colors consistently, Orca Charts make it easier to keep a visual snapshot of the chart area in your head.

Did an orca sink a yacht in the Strait of Gibraltar?

Orcas caused enough damage to sink a yacht in the Strait of Gibraltar last week. A small pod has been slamming boats in recent years, worrying skippers chartering routes closer to shore. An orca seen near the boats of Moroccan fishermen in the Strait of Gibraltar in 2015. Patty Tse/Alamy Stock Photo

Are Orcas interested in your boat?

And ultimately, no matter what you do, if the orcas are interested in your boat, you may be hardpressed to avoid them, Lori Marino, marine mammal neuroscientist and founder and president of The Whale Sanctuary Project, told Insider in an email. "I'm not sure there is any full-proof way to deter the orcas.

What should you do if you encounter an orca?

The Cruising Association, a club supporting sailors, has recommended safety protocols for orca encounters, such as disconnecting the boat and staying quiet. Skippers have offered one another anecdotal advice to deter attacks, including throwing sand into the water and banging loudly on the boat.