The greatest concentration of sharks on earth, hundreds of hammerheads in schools, Galápagos and silky sharks, and from June to…The greatest concentration of sharks on earth, hundreds of hammerheads in schools, Galápagos and silky sharks, and from June to November enormous pregnant whale sharks, up to 15m, cruising past one after another. Also bottlenose dolphins hunting, mola mola and eagle ray squadrons. Darwin's Arch, the famous rock span, collapsed on 17 May 2021 from natural erosion, the pillars remain and are now called 'the Pillars of Evolution'. Ecuador expanded the marine reserve in 2022 to protect the migratory corridor running north to Cocos. Anchorage: Liveaboard-only under Galápagos park rules; no private-yacht diving permitted. Hazards: No site-specific hazards noted, brief normally. Más