Because the beaver isn't just an animal; it's an ecosystem!

Category: Who’s saving beavers now?


We have visited the town of Franklin, Massachusetts before. The town is thAmeribeavere site of the very first library in America, created by the donation of books from Benjamin Franklin himself. It has a beautiful 136-acre nature reserve that it recently decided to turn into a formal park. And guess what’s there mucking up all that nature? Obviously the town is unaware of it’s patron’s affection for the animal. Or how he cast them as the noble creature that bravely fought the British. I wonder if someone like me will write them and tell them.

Franklin: Beavers raising water, worries

FRANKLIN — Local officials are weighing what to do with a colony of beavers whose natural handiwork threatens an earthen berm at DelCarte Reservation off Pleasant Street.

An expert from ESS Group, an environmental engineering firm, walked around the ponds and other parts of the reservation on April 7 looking for signs of beaver busywork. After discovering that the critters were indeed making themselves at home, ESS installed a motion-activated camera for 13 days.

Four beaver lodges were found along the shoreline, two of which appear to be in use. One dam in the area is blocking water flow from the upper basin to the southern basin. The dam is flooding trees near a berm on the upper basin, or pond, according to an ESS study. That could be a problem if the berm continues to flood.

“There are undesirable conditions which, over time or during a large rainfall event, could lead to erosion of the earthen berm and potentially impact its structural integrity,” ESS reports.

ESS recommends removing the dam but first clearing trees from the berm. Beavers would use those trees to rebuild their dam. If the problem continues, experts suggest trapping and moving the beavers elsewhere.

The study also suggested the town employ a dam safety engineer to inspect the berm to ensure it does not erode.

“Keeping a berm stable is not too much money,” said ESS Vice President Carl Nielsen. “Building a new berm is very expensive.” The Conservation Commission will discuss the results beginning Aug. 10.

“From Mass Audubon’s prospective, unless there is a direct conflict, the general message is to leave them alone,” Lautzenheiser said. “Beavers are a keystone species in our ecosystems. A lot of the other animals would not be in the landscape without beavers.”Trapping beavers without a license is illegal in Massachusetts, however trappers can perform emergency trapping at any time if authorized by the town. Beaver populations in the state have fluctuated , and their numbers are now back up where they once were.Capture

“When beavers returned to Massachusetts and other places, it was heralded as a conservation success,” Lautzenheiser said. “I think the negative interactions they have with roads and development, greatly overshadows the value that they have ecologically, which is a shame.

Mass Wildlife furbearer biologist, Dave Wattles, said that since a regulation was passed in 2001 to give municipal conservation agencies the power to grant emergency beaver trapping licenses, Mass Wildlife has not been able to keep any sort of record on beaver populations. Wattles said his department also has little to no control over trapping license administration. He said he hopes towns will consider non-lethal and practical methods.

The best and most effective method is water diversion pipes, he said. The pipes, also known as “beaver deceivers,” are placed through the dam and into the middle of the pond, allowing water to flow freely through the pipe. This method effectively confuses the beavers, while the water evens out on both sides of the dam.

The pipes require regular maintenance and care to ensure they don’t become blocked. The town of Medfield used that method in 2015 to divert water at the Fork Factory Reservation to prevent flooding on Rte. 109.

In Franklin, flooding has yet to be a problem, and some residents, like neighbor, Karen Baumgartner, of 7 Matthew Drive, are enjoying the natural view from their own backyards.

“Honestly I go down there pretty frequently and I’ve only seen a beaver once,” she said. “Frankly, we love it. We’ve never had any flooding. They kind of joined the ponds together, so we have a water view. … We love the land, and I think that any creature that wants to live there, should.”

The study also suggested the town employ a dam safety engineer to inspect the berm to ensure it does not erode.

“Keeping a berm stable is not too much money,” said ESS Vice President Carl Nielsen. “Building a new berm is very expensive.”

The Conservation Commission will discuss the results beginning Aug. 10.

Conservation Agent George Russell said, “We had a study done that shows there’s a significant beaver population out there, and as usual they’re extremely industrious.”

Options for beaver problems that other municipalities have used including lethal and non-lethal trapping, said Tom Lautzenheiser, central western regional scientist for Mass Audubon.

Kill traps spark an ethical chord for Lautzenheiser, while live-trapping seems nonsensical because once beavers are released, they just dam up some other river.

“From Mass Audubon’s prospective, unless there is a direct conflict, the general message is to leave them alone,” Lautzenheiser said. “Beavers are a keystone species in our ecosystems. A lot of the other animals would not be in the landscape without beavers.”Trapping beavers without a license is illegal in Massachusetts, however trappers can perform emergency trapping at any time if authorized by the town.

Beaver populations in the state have fluctuated , and their numbers are now back up where they once were.

“When beavers returned to Massachusetts and other places, it was heralded as a conservation success,” Lautzenheiser said. “I think the negative interactions they have with roads and development, greatly overshadows the value that they have ecologically, which is a shame.”

Mass Wildlife furbearer biologist, Dave Wattles, said that since a regulation was passed in 2001 to give municipal conservation agencies the power to grant emergency beaver trapping licenses, Mass Wildlife has not been able to keep any sort of record on beaver populations.

 Wattles said his department also has little to no control over trapping license administration. He said he hopes towns will consider non-lethal and practical methods.

The best and most effective method is water diversion pipes, he said. The pipes, also known as “beaver deceivers,” are placed through the dam and into the middle of the pond, allowing water to flow freely through the pipe. This method effectively confuses the beavers, while the water evens out on both sides of the dam.

The pipes require regular maintenance and care to ensure they don’t become blocked. The town of Medfield used that method in 2015 to divert water at the Fork Factory Reservation to prevent flooding on Rte. 109.

In Franklin, flooding has yet to be a problem, and some residents, like neighbor, Karen Baumgartner, of 7 Matthew Drive, are enjoying the natural view from their own backyards.

“Honestly I go down there pretty frequently and I’ve only seen a beaver once,” she said. “Frankly, we love it. We’ve never had any flooding. They kind of joined the ponds together, so we have a water view. … We love the land, and I think that any creature that wants to live there, should.”

Poor beleaguered Massachusetts, it’s just Franklin’s bad luck that they ended up with those rare INDUSTRIOUS beavers. And that they are a fully 88 miles away from the man that could fix this in a moment. (Mike Callahan at beaver solutions) And that they are so penny wise and dam-foolish that they think that the law requiring LIVE traps means that the beavers get to LIVE. Hahaha, foolish little children. They don’t realize that live trapping in the bay state means you have to trap them live and then kill them immediately after. No relocation is allowed. And finally, poor little Massachusetts that thinks the beaver population is what it once was.

johannaI wish I had time for more sustained mocking because everyone but the Audubon fellow deserves plenty. But there are things to pack and beavers to festival! And yesterday we got a last minute addition to the silent auction from Johnna Eilers of Utah at Wild Unforgotten. She’s such the artist she even sketched the envelope, as you can see left.  The necklace is a simple beaver of hammered silver with tiny cascading turquoise beads and among the most lovely we have ever been given. Go check out all Johnna’s hand stamped, hand sawed creations, because they are breathtaking. She’s a wildlife biologist in the field by day and a talented jewelmith by night! Thank you Johnna!IMG_3559

 


Pretty tough-sounding talk from Napatopia, until you actually read the article. This a headline is talking about for protecting trees, not killing beavers. It’s like telling the bad guys they better watch out because “The entire police for is wearing their seatbelts!”

Beavers be dammed, district cares for Napa watershed

California’s Napa Valley is home to about 400 premium wineries but Richard Thomasser, operations manager of the Napa County Flood Control and Water Conservation District, is more concerned with beavers.

“Wildlife management — monitoring beaver activity and protecting against excess tree harvesting by beavers for dams — is an important part of our work,” Thomasser said.

Beavers are just one of the things the district deals with. He wouldn’t say they are a “big” problem because many actually create beneficial habitat in riparian areas. Thomasser said he doesn’t want them to chew down all the riparian trees, so the district protects some of them to prevent that from happening.

The district doesn’t own any water supplies. It provides flood and storm water services within Napa County, including five cities: Napa, American Canyon, Yountville, St. Helena and Calistoga.

Besides beavers, these include homeless encampments in the city of Napa reach, invasive species and erosion in several areas.

Even when Napatopia tries to talk tough they still sound pretty ecologically minded! We’ll see about this threat to hide trees from beavers, but in the wine country we’re always going to worry most about the other threat.

PROTECTING VINEYARDS


Apparently San Jose’s beavers get a mural too!

Family of beavers moves to Los Gatos Creek for first time in 170 years

Remember this is for the CREEK coalition, so the idea of a beaver is less important than the idea of water, which I think is accurately reflected in this toothy mural. But I love the size of this mural. Apparently they do nothing in half measures in San Jose.

Do you want to tell them the truth about beaver teeth, or shall I? Either way we’ll get a chance to talk it over with them at the festival, because they’ll be booth 37 and handing out beaver tattoos! Here are the flags for each participating booth I made yesterday.

tattoo flagsIn the mean time let’s appreciate the lovely photo by Cheryl Reynolds that was included with permission in this month’s issue of the Canadian magazine “Saltscapes“. It has a modestly nice article about beavers authored by Bob Bancroft.  The current issue is only available to subscribers but they mailed us a copy as a courtesy. It’s mostly about the history and biology, but does a little work learning about the benefits they provide -(then goes on to promptly list all the mosquitoes they cause, so it’s not the best) – but it does have Cheryl’s name and OUR WEBSITE so truly curious minds can come learn the truth if they want. Here’s the photo and I scanned the article. Article_0048Article_0049

 

 


Yesterday’s bagging and tagging of the silent auction items was a breeze with Leslie and Deidre’s capable help. Everything should come together easily on the day, and I have great faith it will produce irresistible attraction to many gleeful bidders. Both Leslie and Deidre already bought 5 posters each and two beaver mini-journals, so the allure of those items is not in question!

Which makes it a great time to appreciate the very good work coming out of Alaska who is (as it happens) much, much smarter about the relationship between beavers and salmon than the PBS program on the very topic in question. Here’s today’s podcast on the subject of upland sloughs in glacier rivers. Listen for a great short description of why beaver ponds are safe rearing habitat for Coho salmon.Capture

 

The Ecology of Glacial Rivers: Upland or backwater sloughs

The third of a new series from the Susitna Salmon Center: The Ecology of Glacial Rivers. This segment by Jeff Davis, and voiced by Katie Kierczynski, describes how suspended sediment changes conditions in main channels of glacial rivers, and how fish have adapted to these changes.

CaptureBeavers often build dams across the mouths of upland sloughs increasing water depths, and decreasing water velocities. Water depths in sloughs is maintained by flows in the mainstem. High mainstem water keeps waters deep in sloughs; however, when water levels drop in the fall, sloughs can drain or become very shallow. Beaver dams help maintain water depths in sloughs even when flows in the main channel are low.

Thanks KTNA for a great summary.  I only wish everyone was listening!

CaptureI found out this week from a friend working for the beaver patrol started by our old friend Bob Armstrong in Juneau, that Bob has retired from the patrolling but is maintaining a great website using his photos and observations over the years. It’s called Bob Armstrong’s Nature Alaska! Go check it out with caution because you just might end up spending hours lost in the wonders of his epic work.


Meanwhile festival-news gotta boost from a nice article in the Martinez Gazette yesterday.  Hopefully all this will help us have a great attendance this year, even without the peddler’s fair! Double click on it to zoom in close.

gazette

 


necklace displayYesterday was an unbelievably delightful and challenging journey through the year’s accumulation of goodies getting everything ready for today’s meeting with Leslie and Deidre for the important ‘bagging and tagging’ of items for the silent auction. We were reminded how many, many unbelievable treasures we received courtesy of enormously generous souls from as far away as Rhode Island, Kent, Calgary and Melbourne. Here is our small and precious collection of beaver jewelry which we were eager to display. This year we were given less jewelry and more art. Far more. There are 38 stunningly creative images this year in the auction, with everything from beaver ballerinas to otter notepads and avocets in flight.

The hardest job of pulling and sequencing is done. Believe me when I say some colorful language was spoken yesterday. Today will be reviewing, oohing and ahhing, and sticking numbers on items. 89 in total. Not bad for a beaver charity!

In the meantime there is PLENTY of good news this sunday, starting with a fairytail report from Calgary where folks are protesting the removal of a beaver dam and subsequent loss of habitat because of a proposed road building. I like every single thing about this story, but especially the name of the town, which sounded almost like candid camera was trying to see how I’d react.

Construction of southwest ring road will destroy popular beaver pond, protesters say

Protestors concerned about wildlife habitat loss due to construction of the southwest ring road led a walk to a popular beaver pond in the Weaselhead area Saturday.

The biggest issue is the realignment of the Elbow River and construction of a bridge overtop, which could mean the loss of a popular beaver pond, said Diane Stinson, a bird watcher who regularly frequents the area in the southwest corner of Calgary.

“They’ve proposed to fill in 24 wetlands between Highway 8 and Highway 22X,” she said.

“Four of those wetlands directly impact the beaver pond and the beaver pond is a local treasure. People go there all the time to see the wildlife and if the wetlands are filled in as the contractor has applied, the beaver pond will cease to exist.”

Ahh the chills up my spine when I read a sentence like that! You can’t imagine. Or when I see a photo like this:

“People are obviously concerned,” he said during Saturday’s protest organized by the group, YYC Cares.  “Any damage that might happen to any wildlands, we compensate it three-to-one. We work with Ducks Unlimited and other organizations.

“In the original plan, our project would have come much closer to the beaver pond, but we’ve actually moved the road and changed the plan, so we’re going to have a pretty wide buffer between the two.” Johnson said trees and other vegetation will also be planted to strengthen the buffer between the road and beaver pond.

That’s right. We work with Duck Hunters to trade the destruction of habitat by our bulldozers for some more wetlands for duck hunters. That seems fair, right?

The $1.42 billion southwest ring road project will link Highway 8 with Highway 22X and is slated to be completed in the fall of 2018. The resident group has also filed letters with the province’s Environmental Appeals Board about the design, without success.

“We’ve had two different levels of appeal and our first appeal was dismissed,” Stinson said. “We just heard [Friday] that our second appeal was rejected. They’re saying we’re not directly affected by this.” The style of bridge being used to cross the Elbow River is also a problem for some members of YYC Cares.

“We were never aware until just recently that instead of an open-span bridge like Stoney Trail in the northwest, this is a cut-and-fill earth and berm dam,” Stinson said.

Something tells me there’s a reason you weren’t informed about this, Stinson.

Founded in 1965 by Grant MacEwan, the Weaselhead is one of three protected parks in Calgary — the other two being the Inglewood Bird Sanctuary and Griffith Woods Park. The Weaselhead is a source of Calgary’s drinking water and is “incredibly biodiverse,” said Paul Finkleman, president of the Weaselhead Preservation Society.

“We at the Weaselhead Society call it Calgary’s largest outdoor classroom,” he said.

“We have thousands and thousands of kids every year learning about water ecology, forest ecology, water biology and environmental stewardship. It’s just such a wonderful place, not just for families to enjoy, but for children to learn… right within city limits.”

Thousands of children, and some very wealthy-looking protestors. My odds are on the beaver dam. Great work friends of the beaver pond! You have all our support and spirit! Send your happy thoughts to the plucky folks of WEASELHEAD which, in addition to being the kind of name a newspaper loves to write over and over, is also about 3 hours over the border from Montana.

A protester, left, speaks to Ian McColl with KGL, the company building the southwest ring road, during an event Saturday organized by YYC Cares. The group says construction of the southwest ring road will negatively affect wildlife in the Weaselhead area. (Julien Lecacheur/CBC)

There are two more prizes this sunday, the first will be adored by all, and the second might mean nothing to anyone but me. Here’s the first, which was posted on my FB page by beaver buddy Lee Lawrence of Oregon. No back story provided, but honestly, none needed.

20480018_340596816363503_4787114414645823099_nThere are cute babies an there are oh-my-god-I-wanna-die cute babies. And I believe you know how I would classify this one.

Now onto the Heidi amusement, which comes because I stumbled across this nursery rhyme in the context of our current presidential administration. Everyone knows the first line but few remember the poem it comes from.

Birds of a feather, Flock Together
And so do pigs and swine
Rats and mice shall have their choice
And so will I have mine.

There were two things that struck me about this jingle. The first was that it should obviously be about beavers, which I’ll get to later. The second was that its rhyme is SO off. Obviously there’s an internal rhyme scheme in the first line with feather and together, but what happens to that in line three? In what crazy world do ‘mice’ and ‘choice’ rhyme?

Jon and I brainstormed a bit about this mystery and he thought there was a chancethey rhymed in the Cornish dialect. So of course I marched straight to beaver expert Derek Gow and asked him. Guess what he said?

“Here in Devon and Cornwall there is a tendency to pronounce things like mice as moice. Same applies to the other words so maybe the connection is there.”

Ah HA! Mystery solved! Rats and Moise will have their Choice! Heh heh heh…Thank you, Derek! Now for the other problem.

Birds of a feather, flock together
Both closely and beyond
Bugs, frogs and fish, are all they wish
Beside a beaver pond.

BEAVER FESTIVAL XVI

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