Sources · Destination Guide

Sussex Coast (Brighton, Eastbourne and Selsey)

Tide windows, chalk reefs and a century-spanning wreck archive on England's south coast

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Research Sources

Destination Guide Sources For Sussex Coast (Brighton, Eastbourne and Selsey)

Reference links used to build and maintain this guide.

55 sources • Updated Sep 5, 2026

Written by DiveJourney. Built from public sources and local operator knowledge. Last updated Sep 5, 2026.

Met Office regional climate summaries - Supports the broad southern England weather pattern and the relative comfort of late spring through early autumn.
Met Office Eastbourne climate averages - Supports month-by-month air temperature, sunshine and rainfall context for the eastern Sussex coast.
Channel Coast real-time coastal data - Provides live wave, tide and meteorological observations used for final go or no-go checks.
Channel Diving Sussex charters - Supports tide-led wreck and drift charter planning from Brighton Marina and Sovereign Harbour.
Sovereign Divers Eastbourne

Research Sources

Destination Guide Sources For Sussex Coast (Brighton, Eastbourne and Selsey)

Reference links used to build and maintain this guide.

55 sources • Updated Sep 5, 2026

Written by DiveJourney. Built from public sources and local operator knowledge. Last updated Sep 5, 2026.

Met Office regional climate summaries - Supports the broad southern England weather pattern and the relative comfort of late spring through early autumn.
Met Office Eastbourne climate averages - Supports month-by-month air temperature, sunshine and rainfall context for the eastern Sussex coast.
Channel Coast real-time coastal data - Provides live wave, tide and meteorological observations used for final go or no-go checks.
Channel Diving Sussex charters - Supports tide-led wreck and drift charter planning from Brighton Marina and Sovereign Harbour.
Sovereign Divers Eastbourne

- Supports the typical April to October local boat season and the range from shallow to technical sites.

Ocean View Diving Services - Supports year-round pool training and locally organized diving and freediving near Brighton.

Oyster Diving Widewater shore guide - Supports the principle that settled weather, tides and recent rainfall can matter more than the calendar for shore visibility.

Sussex IFCA species guide - Supports the May to August inshore cuttlefish breeding window and broader Sussex marine-life context.

Brighton sea-temperature climatology - Provides an indicative, non-regulatory seasonal sea-temperature range for exposure planning.

Channel Diving Alaunia wreck guide - Describes the scale, orientation, relief and marine life of the RMS Alaunia wreck off Eastbourne.

Dive125 Eastbourne wrecks and sites - Local operator reference for Alaunia, Oceana, Norman's Bay, reefs, shoals, depths and tidal character.

Sussex Diving Club local diving - Supports Brighton reef, wreck and club-diving context, including the prevalence of sites beyond entry-level depth.

Sussex Shipwrecks charters - Supports local Eastbourne charter capacity, novice-to-technical trips and gas-fill logistics.

Ocean View Diving freediving - Supports coached freediving and pool-based progression near Brighton.

NoTanx Brighton freediving - Supports Brighton and Hove pool freediving as a year-round training option.

Mulberry Marine Experiences - Supports guided scuba, freediving, snorkeling, swimming and marine-ecology experiences around Selsey.

Oyster Diving Sussex dive-site guide - Supports variable visibility, strong tidal currents and the importance of local slack-water planning.

Historic England Norman's Bay dive trail - Supports the protected-wreck trail, clustered cannon, timber and licensed-access context at Norman's Bay.

Nautical Archaeology Society dive trails - Supports organized archaeological access and interpretation of protected wreck sites.

Historic England Selsey D-Day vehicles listing - Official scheduled-monument record for the tanks and armoured bulldozers lost south of Selsey Bill.

Destination Selsey D-Day tanks and bulldozers - Local heritage interpretation and strict no-touch, no-take guidance for the scheduled monument.

Destination Selsey Mixon Hole - Supports the local geology, proximity to Selsey and approximately {{ 20 | distance:m }} drop at Mixon Hole.

Selsey Bill and the Hounds MCZ - Official designation information for the marine conservation zone around Selsey.

Sussex IFCA marine protected areas - Supports the features of Beachy Head East, Beachy Head West, Kingmere and Selsey Bill and the Hounds.

Sussex IFCA habitats - Supports the importance of Sussex chalk reefs and characteristic boring and encrusting species.

Sussex Wildlife Trust chalk reefs - Supports chalk-reef wildlife including piddocks, boring sponge, tompot blennies and short-snouted seahorses.

DiveJourney Mixon Hole - Internal destination link and reviewed planning profile for Mixon Hole.

DiveJourney Far Mulberry - Internal destination link and reviewed planning profile for the Far Mulberry heritage site.

DiveJourney Selsey Lifeboat Station - Internal destination link and reviewed planning profile for the Selsey shore dive.

DiveJourney Selsey East Beach - Internal destination link and reviewed planning profile for shallow scuba, freediving and snorkeling.

DiveJourney Selsey Drift, the Parks - Internal destination link and reviewed planning profile for Selsey's guided drift dive.

DiveJourney Inner Mulberry - Internal destination link and reviewed planning profile for the shallow Mulberry remains.

DiveJourney Arena Swimming Pool - Internal destination link for controlled pool training and freediving practice.

VisitBrighton - Official visitor information for Brighton's culture, seafront and city logistics.

VisitEastbourne - Official visitor information for Eastbourne, the seafront and South Downs access.

South Downs National Park Seven Sisters - Official planning information for Seven Sisters, Cuckmere Haven and the chalk-cliff landscape.

RSPB Pagham Harbour - Supports year-round wetland visits, summer tern activity, winter wildfowl and wildlife-protection rules.

RSPB Medmerry - Supports long walking and cycling routes, seasonal birding and the ban on water sports within the reserve.

The Living Coast UNESCO Biosphere - Supports the landscape and nature connection between the Brighton coast and the South Downs.

Royal Pavilion and Garden - Official visitor source for Brighton's principal indoor heritage attraction.

Towner Eastbourne - Official visitor source for Eastbourne's major contemporary art gallery and wet-weather option.

GOV.UK UK ETA - Current official entry-authorisation requirements and application route.

Home Office ETA factsheet, April 2026 - Supports the current GBP 20 ETA price and validity at the research date.

GOV.UK check if you need a visa - Official nationality-specific visa and entry-document checker.

Gatwick Airport rail connections - Supports direct rail travel of about 30 minutes to Brighton and about 1 hour to Eastbourne.

Destination Selsey getting here - Supports Chichester as Selsey's rail gateway and the onward local-bus connection.

Protected wreck site licences in England - Official licence route for diving, surveying, excavation, recovery and anchoring within protected wreck zones.

Historic England Scheduled Monument Consent - Official guidance on consent required before intrusive work at scheduled monuments.

GOV.UK report wreck material - Official requirement to report recovered wreck material to the Receiver of Wreck within 28 days.

HM Coastguard - Official coastal emergency instruction to call 999 and ask for the Coastguard.

British Hyperbaric Association Diving Accident Helpline - Publishes the 24-hour UK diving accident helpline number 07831 151523.

Royal Sussex County Hospital emergency department - Local emergency-department reference for the Brighton cluster.

Eastbourne District General Hospital - Local 24-hour emergency-department reference for the Eastbourne cluster.

St Richard's Hospital emergency department - Local emergency-department reference for Selsey and Chichester.

Destination hero photo by Laura Lezman - Photographer profile: https://unsplash.com/@lauralezman