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DAILY SCIENCE FIX - HONEY BEES - What's being done?


What is being done about the honey bee epidemic...?  And what can you do...?

carpenter bee on sunflower
Photo by Ginny Stibolt

As discussed in this post, Honey Bees have been having some trouble lately. 

They're suffering from something called colony collapse disorder (CCD) and they're dying off in droves, and we dont really know why. 

In 2006, CCD began devastating commercial beekeeping operations, with some beekeepers reporting losses of up to 90 percent, according to the USDA. Researchers believe CCD may be the result of a combination of pathogens, parasites and stress factors, but the cause remains elusive.

Now mind you, these are 'domesticated' or commercial honey bees were talking about, not native bees species.  

Now there is some good news; the epidemic may have peaked.  Still, just take a look at the numbers:

Honey bee colony losses nationwide were approximately 29 percent from all causes from September 2008 to April 2009, according to a survey conducted by the Apiary Inspectors of America (AIA) and the U.S. Department of Agriculture.

This is less than the overall losses of about 36 percent from 2007 to 2008, and about 32 percent from 2006 to 2007, that have been reported in similar surveys.

"While the drop in losses is encouraging, losses of this magnitude are economically unsustainable for commercial beekeeping," said Jeff Pettis, research leader of the Agricultural Research Service (ARS) Bee Research Laboratory in Beltsville, Md.

The genisis of the last post was the discovery of a parasite Nosema ceranae that appears to at least be partly responsible for the disorder.  It didnt take long, but now the parasite's genome has been decoded.

The microsporidian Nosema is a fungus-related microbe that produces spores that bees consume when they forage. Infection spreads from their digestive tract to other tissues. Within weeks, colonies are either wiped out or lose much of their strength.

Sequencing the genome should help scientists trace the parasite's migration patterns, determine how it became dominant, and help resolve the spread of infection by enabling the development of diagnostic tests and treatments.

Genome sequencing is just standard procedure these days if you want to study something.  But there's much we have to learn, including what happens to the native bee population when the domesticated bee colonies collapse and what happens to pollination levels. 

Fear not, in steps more modern technology.  Something called the interwebs, or something?  Actually, more like crowd sourcing, its called the Great Sunflower Project, and it might not be too late for you to participate.  From their website:

By watching and recording the bees at sunflowers in your garden, you can help us understand the challenges that bees are facing. While we are no longer sending out annual Lemon Queen sunflower seeds for 2009...The instructions are here. Do join us!

  • It takes less than 30 minutes.
  • It's easy.
  • Free Sunflower seeds for planting - will be sent for 2010.
  • No knowledge of bees required!

Its a great marraige of low cost, remote data gathering and technology

"What you do is you stand out there and you time how long it takes for five bees to visit," LeBeun said, up to thirty minutes.

Then watchers report their results on the website or by mail. Soon participants will be able to upload time-stamped digital photographs to vouch for their observations.

New York City has a similar local project called the Great Pollinator Project.

Here's your bee guide!  Now off you go...save the bees!

Stay Tuned...

 


26 Comments

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A friend of mine at work suggested just last week that cell phones may be the culprit. It's something I never thought of.....but I'm sure you have.

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Nope, never considered, but it could be. Theres just so many variables to things these days!

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fungi, bacteria, viruses, mites.... for starters.

It's not clear to me that CCD is well-reported.

But if the max. attrition for a given beekeeper is 90%, that means 10% of hives/bees survive whatever it is.

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Pigs, Pugs and DickDays, are what I hear.

A pox on 'em all.

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Nuh Uh.

It's them Canadians. First the sneak geese attack. Now this.

We are on to youuuuu....

signed, the cheeckanz

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Fungi, Bacteria, Viruses...oh my
Pigs, Pugs and Dickdays..oy vey!

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Oy!

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now you have me coughing. I mean probably because some goddamanable virus got into my tobackey. (Blesses himself since no one else will)

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That must be some wacky tabacky!

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If it were cel phones, wouldn't it be affecting the native population as well?

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This is an area of concern. I live in Boulder CO and concern for bees has been ongoing for years. I know of at least one beekeeper that is having success in maintianing a fairly healthy business/colony but I have not asked specifically what is being done. I received an email about products recently... so maybe I'll check in to see what is happening on this front.

I saw a bee yesterday doing the pollenating thing... on some wildflowers.

I always think of bees as fragile, gentle, ticklish bugs. I used to let them crawl on my hands when I was waiting for the bus home from school. My senior year in high school we lived in the country and I would get out an hour early so I usually got an orange soda and sat outside doing my homework. When I was done with my soda, I would leave the can uncovered and the bees would come and crawl and take advantage of what was around the rim. They would crawl on my hands and books etc as I sat there as if we were sharing a moment... Well it's an unusual story but it was that connection that made me aware of their vulnerability and how fragile they are.

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Pesticides, malnutrition, overwork and parasites. A bad combination.

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Sounds like my office.

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LOL!

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Dennis vanEngelsdorp: a plea for bees

About this talk
Bees are dying in droves. Why? Leading apiarist Dennis vanEngelsdorp looks at the gentle, misunderstood creature's important place in nature and the mystery behind its alarming disappearance.

About Dennis vanEngelsdorp
Dennis vanEngelsdorp is Acting State Apiarist for Pennsylvania's Department of Agriculture, studying colony collapse disorder


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Oh, this is awesome, yug! Didn't have a clue the Great Sunflower Project even existed! I've already got sunflowers planted and have a few of the other plants listed in the article, so I will be participating.

In my particular area of the country, the natural bee population does not seem to have experienced a significant drop. I kind of attribute that to the very cold and prolonged winter temps. At peak lilac bloom, I've counted anywhere between 3-15 big bumble bees buzzing around the shrub. The smaller honey bees escape my notice most of the time (bad eyesight ;o) but I will be extra vigilant from now on.

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Great Comments everyone. Thanks for the link Merill. Im watching it now.

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It seems fungi are killing off other species. For instance bat fungus and frog fungus are doing a job on those critters. Global warming seems to be a likely culprit in the case of bats and frogs - especially frogs.

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Thanks for the links and Hi! I knew about the bats and bees but did not know (or remember knowing) about the frogs. As for global warming being the culprit...? I have no ideabut the article says no.

If global warming was triggering chytrid outbreaks, amphibian declines would occur in multiple spots simultaneously, according to lead author Karen Lips, a zoologist at Southern Illinois University.

"The idea is that the fungus is a native thing that naturally occurs in these areas, and that some environmental trigger causes it to break out, going from some form that doesn't infect or kill frogs to something that does," said Lips, who has received funding from the National Geographic Society. (The National Geographic Society owns National Geographic News.)

Things are getting seriously out of balance, thats all I can say.

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This PBS video is a better link about frogs and where I heard about the fungus. I knew amphibians were in trouble, but didn't know why. I highly recommend the program. I don't know about global warming either. There are plenty of other culprits.

http://www.pbs.org/wnet/nature/episodes/frogs-the-thin-green-line/introduction/4763/

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Well like I am prone to say tooooo often, if life were easy anybody could do it.

Its complicated. I really do not know how I have survived this long.I mean you would have figured by now some organism would have slaughtered me. Something smaller than the head of a real sharp pin.

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Much more producitve to not kill the host and hollow him out slllloooooowwwwwlllllyyyy.

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Thanks for posting this and for the heads-up on the Sunflower Project. I was wondering what had happened since CCD fell off the media radar.

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Hi Bluemeanie. Thanks for commenting.

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yug doog

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