Christian Berger

Last updated: 14 July 2026 Most multiparameter water-quality sondes don't list a price. YSI, In-Situ and Xylem all route buyers to a quote request. That makes it hard to answer a simple question: how much does it actually cost to monitor turbidity, temperature, light and current at a marine farm or restoration site? A lot of PEBL's work is with species whose value depends on how well they grow in the water: seaweed, shellfish, seagrass. Growth in all three groups comes down to the same small...

Back in January, I attended the Coastal Futures conference in London, one of the UK’s key gatherings for anyone working in marine conservation, coastal management, and ocean policy. It’s always a packed programme, but this year a few themes stood out that feel especially relevant to the work we’re doing at PEBL. The Weather Is Changing Everything A thread running through almost every session was the sheer impact of increasing rainfall and storm intensity on coastal conservation. Whether...

Seaweed grows between 1 to 4 meters below the sea surface on ropes. Ropes link buoys to form a seaweed farm structure that is anchored to...