MBA to play key role in project to improve protection for sharks in English waters

The Marine Biological Association (MBA) is playing a critical role in a major new conservation project that will help to improve understanding and protection of some of England’s most iconic shark species. Led by the University of Exeter and supported through Natural England’s Species Recovery Programme, the three-year project, From data to action: comprehensive assessment … Read more

UK ratification of landmark Biodiversity Beyond National Jurisdiction Agreement strengthens protection for ocean biodiversity

The Marine Biological Association has welcomed the UK’s ratification of the Biodiversity Beyond National Jurisdiction (BBNJ) Agreement, a landmark international agreement designed to strengthen the protection of marine biodiversity across areas beyond national jurisdiction, which cover nearly two-thirds of the global ocean.

MBA-led study advances whale shark tagging techniques to support global conservation

International MBA-led study is helping to transform how researchers study the world’s largest known living fish species, offering practical guidance to improve whale shark tagging techniques and strengthen conservation efforts.

Decline in plankton across North East Atlantic sends warning for ocean health

New study has used more than six decades of data to show that plankton abundance is declining across vast swathes of the North East Atlantic – a region covering the Atlantic Ocean from Portugal to Norway, and the entirety of the North Sea.

Octopus bloom: We must “plan for a future where these changes may become more frequent” says leading marine scientist

C. Kirsty Andrews | Octopus being harassed by cuckoo wrasse The Marine Biological Association (MBA) has released new findings from the second major scientific study documenting an unprecedented surge, or “bloom”, of common octopus (Octopus vulgaris) off the southwest coast of the UK since 2025. The event is the largest recorded in at least 75 … Read more

MBA team launches whale shark tagging mission in Mexico

The MBA’s Sims Group team of researchers have travelled to La Paz, Baja California Sur, Mexico for a whale shark tagging expedition. The aim of the ERC-funded research expedition to the oxygen minimum zone (OMZ) in the Gulf of California (GoC) is to attach custom-made oxygen, temperature, deep-depth, and body movement-sensing tags to adult female … Read more

Bloomin’ Octopus! New film explores the science behind the octopus surge in the southwest

Filmmaker and diver David Palfrey expected a routine dive off the Cornish coast—but instead encountered something extraordinary: octopus after octopus, gathered in open water and observing him in return. These surprising encounters inspired Bloomin’ Octopus! A Tentacular Spectacular, a new short film exploring the remarkable ‘octopus bloom’ in southwest England in 2025.

Study provides detailed assessment of shifts in toxin producing phytoplankton abundance

UK researchers, including from the Marine Biological Association and the University of Plymouth, have shown how the distributions of two phytoplankton groups known to produce natural toxins that can halt shellfish harvesting have changed in the North East Atlantic over the last six decades. 

MBA welcomes Dr Amy Courtney as our new Anne Warner Research Fellow

The Marine Biological Association (MBA) is delighted to welcome Dr Amy Courtney as our new Anne Warner Research Fellow, strengthening the MBA’s internationally recognised programme of discovery science and its long tradition of using marine life to unlock fundamental biological insights. Amy is an evolutionary neuroscientist whose work explores one of biology’s most fascinating questions: … Read more

Shaping the future of sustainable scallop potting

The Marine Biological Association (MBA) recently hosted a collaborative Scallop Potting Workshop, bringing together fishermen, regulators, researchers, industry representatives, businesses, and environmental NGOs for a full day of focused discussion on the future of this promising low‑impact fishery.