Antarctic Travel & Biosecurity: Poseidon Expeditions is ranked top for its smaller 114-passenger M/V Sea Spirit, with up to three Zodiac landings a day and no group rotations—plus IAATO membership since 2011—highlighting how landing frequency and strict rules shape Antarctic voyages. Fisheries Science-Policy: The Falkland Islands Government is recruiting a Policy Officer (Bycatch Mitigation and Fisheries Management) to assess seabird and seal interactions, estimate annual mortality, and help draft Fisheries Management Plans. South Atlantic Monitoring: Argentina’s Navy plans to expand surveillance of the Argentine Sea (including around the Falkland Islands and Antarctica) using new US-supplied vertical takeoff unmanned vehicles and additional maritime patrol aircraft. Ocean History & Climate: New research links Early Cretaceous ocean acidification—driven by massive volcanic CO2—to a major extinction in tiny shell-building plankton. Heritage & Falklands Links: The Royal Marines Experience at Portsmouth Historic Dockyard opens 24 October, featuring immersive tech and objects including a green beret worn during the Falklands War.