Sands End River Clean Up & Litter Detectives
Broomhouse Dock SW6 3EH, Junction of Carnwath Road & Broomhouse Lane, Fulham, United KingdomCome along and join Thames21 as a river citizen scientist on the River Thames. We will be collecting the litter we find and categorising it...
London Rivers Week 2025: River Litter Detectives – Poplar Rowing Club
Poplar, Blackwall & District Rowing Club Poplar, Blackwall & District Rowing Club, London, United KingdomPlease book your FREE place here! Come along and join Thames21 as a river citizen scientist on the River Thames. We will be collecting the...
London Rivers Week 2025: River Litter Detectives – Limekiln Dock
Limekiln Dock Junction of Three Colt St/Milligan St, London, United KingdomBook your place here! Come along and join Thames21 as a river citizen scientist on the River Thames. We will be collecting the litter we...
London Rivers Week 2025: Monitoring Spider Park: MoRPh CSci & Riverfly
For this year's London Rivers Week that celebrates access to nature and good quality blue and green spaces - ZSL is excited to be running a collaborative event with...
London Rivers Week 2025: River Brent WaterBlitz
Brent CatchmentHelp us get a snapshot of water quality across the whole River Brent Catchment as part of London Rivers Week. Join a team of Citizen...
London Rivers Week 2025 – FREE MoRPh Citizen Science training
Please book your FREE place here! This event by Groundwork will provide citizen science training in the Modular River Survey physical habitat assessment method (MoRPh...
River Litter Detectives – Queenhithe
Queenhithe, City of London by the Queenhithe Mosaic, City of London, London, United KingdomBook your place HERE! Come along and join Thames21 as a river citizen scientist on the River Thames. We will be collecting the litter we...
All our events and activities are open to communities.
Corporate groups, please book with Thames21 using our corporate volunteering page