All Resources

Cyanobacterial blooms in Alberta recreational waters

Description

Cyanobacteria (also referred to as blue-green algae) are common photosynthetic bacteria that live in surface waters. Under favorable conditions, such as warm water and high nutrient content, these... More ≫

Description

Cyanobacteria (also referred to as blue-green algae) are common photosynthetic bacteria that live in surface waters. Under favorable conditions, such as warm water and high nutrient content, these bacteria can form nuisance “blooms”. The presence of blooms in recreational water causes unpleasant aesthetics and exposure to some toxin-producing blooms may pose potential health risks. Contact with blooms can cause skin rashes and irritation, itchy eyes, and ear infections. Inhaling water may cause allergic-like reactions, runny noses or sore throats. Ingestion of toxins can cause a range of symptoms (e.g., hepatotoxic or neurotoxic effects, and even death). There has been increased public awareness as a result of research over the past 20 years, recent monitoring efforts, and increased public education on the topic. In 2009, Alberta Health and Alberta Health Services began seasonal monitoring for cyanobacterial blooms at high use recreational beaches. In 2019, beach operators took over...

Tags

2019 fish consumption guidance : mercury in fish

Description

This technical report was prepared to provide summary information about the fish consumption advice available for Alberta water bodies and to present new data collected from 2013 to 2016... More ≫

Description

This technical report was prepared to provide summary information about the fish consumption advice available for Alberta water bodies and to present new data collected from 2013 to 2016 (inclusive) along with attendant advice. The information in this report may be of interest to researchers, public health professionals, or members of the public who are interested in fish consumption advice in Alberta and want additional information. This document has been produced using methods described in past reports – as such, the information contained herein is a summary of available data related to mercury in fish and human health advice.

Tags