Coral bleaching explained: how heat strips reefs of their colour, the warning signs to spot in the water, and practical steps UK supporters can take.

A practical guide to spotting whales, dolphins and porpoises from the UK coast, covering sea conditions, field clues, species profiles and how to report what you see.

Autumn's big tides, clearer water and thinning seaweed make October the best month to explore UK rockpools. Here is what to look for, and how to look without harming it.

Standing on coral, feeding fish and chasing wildlife are easy habits to pick up and hard on the reef. Here is how to snorkel without causing damage.

Volunteer placements and pay-to-conserve trips both put you on a reef, but they ask different things of your wallet and your skills. Here's how to choose well.

Confused by reef-safe labels? Here's a practical ten-point checklist covering ingredients to avoid, misleading claims, and smarter sun protection for UK swimmers, snorkellers and divers.

Blue carbon is the carbon locked away by coastal habitats. Here is how UK seagrass and saltmarsh store it, the wildlife they support, and how restoration works.