Extreme heat can overcome honeybees’ ability to regulate the temperature in their hives, which can threaten young bees and shorten the lifespan of adults, according to recent research out of Arizona.
Tag Archives honeybees
Extreme heat can overcome honey bees’ ability to regulate hive temperature Arizona study shows
Deadlier than varroa, a new honey-bee parasite is spreading around the world
Tropilaelaps mercedesae – or “tropi” – is on the march and Beekeepers fear it will wreak even greater havoc than varroa mites.
Wildfire smoke threatens to hinder honey flow
Honeybees hunker down when there’s too much smoke in the air
In Manitoba and Saskatchewan, air quality advisories for long stretches of the last few months have been bad news for beekeepers. Simon Lalonde equates heavy smoke to a rainy day — without the benefit of rain.
COMMENT: How honeybees can help us monitor pollution across Canada
The honey produced by the tireless work of the honeybee is nothing short of an untapped goldmine of environmental data that could help us better understand the spread of environmental pollutants.
Canadian honey production down in 2024
Canadian honey production was down by 18 per cent in 2024 despite an increase in the number of beekeepers and colonies.
Beekeepers call to reopen cross-border package bee trade
Ten years after the last risk assessment, some say it’s time to re-evaluate
Canadian beekeepers are calling for the federal government to reopen the border to the importation of U.S. package honeybees. Witnesses at a meeting of the House of Commons standing committee on agriculture and agri-food last Wednesday presented recommendations for what the government could do to resolve issues of honeybee health decline and bee mortality. The […] Read more
Two more ‘murder hornets’ turn up on B.C. mainland
One nest found last month in neighbouring U.S. town
Beekeepers in British Columbia’s Fraser Valley and Lower Mainland are asked to keep an eye out for so-called “murder hornets” after two were found in the region within a week. A single Asian giant hornet was found Saturday at Aldergrove, near the intersection of Fraser Highway and Highway 13 — about five km from where […] Read more
More ‘murder hornets’ found in B.C., Washington
Findings suggest some were able to overwinter
Reuters/Staff — Officials in British Columbia and Washington state have confirmed new sightings of the Asian giant hornet, dubbed the “murder hornet,” indicating the invasive, predatory insect survived the winter in the Vancouver area and U.S. Pacific Northwest. The stinging hornet, whose queens can grow as large as 2-1/2 inches in length, could potentially pose […] Read more
Hart Attacks: No end to researcher ingenuity
I think I was sick the day we learned about this stuff in high school
I am often in awe of the agricultural researchers, which shouldn’t be surprising since I really have no understanding of 99.9999 per cent of what they do, or how they do it. Yet they manage to come up with answers. Recently I was speaking with three researchers in Alberta working to identify and quantify the […] Read more
Field studies fuel dispute over whether neonics harm bees
London | Reuters — Two major studies into how bees are affected by a group of pesticides banned in Europe gave mixed results on Thursday, fuelling a row over whether the neonicotinoid pesticides are safe. The studies, one conducted across three European countries and another in Canada, found some negative effects after exposure to neonicotinoids […] Read more
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