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Cyanobacteria in recreational freshwaters: Understanding exposures and health effects
May 24, 2024
Key Messages Health effects from recreational exposure Most reports of human illness following recreational exposure to cyanobacteria are mild and self-limiting…

Red tides and health risks for recreational water users
September 15, 2022
Photo credit: Pacific Salmon Foundation, Citizen Science Oceanography Program. Marine algal blooms are natural global phenomena caused by elevated concentrations of phytoplankton cells…

Marine shellfish poisoning
April 8, 2022
Marine shellfish poisoning refers to illnesses caused by eating marine bivalve shellfish (e.g., clams, mussels, oysters, scallops, cockles) that contain biotoxins, which shellfish can accumulate when…

Cyanobacteria in freshwater
July 19, 2023
Cyanobacteria, commonly referred to as blue-green algae, are naturally occurring photosynthetic bacteria found in lakes, rivers, brackish, and marine waters. Cyanobacteria can pose a hazard to people…

Recreational coastal, freshwater, and other untreated natural waters
June 12, 2024
Recreational waters such as oceans, lakes, rivers, and their associated beaches, attract large numbers of users engaging in primary contact activities (e.g., swimming, water skiing, surfing,…
Cyanobacteria and drinking water: Occurrence, risks, management and knowledge gaps for public health
March 21, 2019
With warming temperatures due to climate change and increased nutrient loads to freshwater systems, the occurrence of harmful algal blooms, largely associated with toxin-producing cyanobacteria, is…

Environmental predictors of recreational water quality in Canada
October 17, 2024
Introduction Fecal contamination in recreational waters poses health risks, such as gastrointestinal, respiratory, eye, skin, and ear infections. It also leads to aesthetic concerns, other related…
Cyanobacteria and drinking water
March 27, 2019
The BCCDC/NCCEH Environmental Health Seminar Series provides an opportunity for learning and knowledge exchange on a variety of environmental health topics. The seminars can be attended in-…

Cyanobacteria - Tapping into the risks to drinking water
May 21, 2019
What do dog deaths in Fredericton, a State of Emergency in Salem, Oregon, and vacuuming lakes in Florida all have in common? All of these events over the past year have been triggered by microscopic…

Climate change, coastal communities, and food from the sea
July 20, 2022
Climate change is predicted to have significant impacts on food globally, with foods grown in the sea affected by changing ocean conditions and more frequent, intense, and prolonged extreme events.…