Mouse-ear hawkweed: Friend or foe?

Mouse-ear hawkweed flower (Photo by mhalsted, CC BY-NC 4.0)

Mouse-ear hawkweed flower (Photo by mhalsted, CC BY-NC 4.0)

A species is considered invasive or alien when it is located outside its natural distribution and threatens humans and/or the environment. There aren’t a lot of clear answers about the impact of certain invasive species and the problem is...

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Keep your coffee mug covered: How LDD put a lid on my camping trip

A caterpillar crawling on my pants (Photo by Jensen Edwards/NCC staff)

A caterpillar crawling on my pants (Photo by Jensen Edwards/NCC staff)

As a west-coaster, I’ve come to relish the soothing splats of raindrops on my tent — so long as, of course, I am dry and warm inside. That sound, that damp smell that steams up from rainforest ferns, they awaken in me memories of...

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What's up with the very hungry caterpillars?

Each LDD caterpillar can eat one square metre of leaves in one season (Photo by Paul Prior, CC BY 4.0)

Each LDD caterpillar can eat one square metre of leaves in one season (Photo by Paul Prior, CC BY 4.0)

If you have young children in your life, The Very Hungry Caterpillar, by the late and celebrated children’s author Eric Carle, is probably a familiar read and has been a fan favourite since 1969. This spring and summer though, there is...

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Be on the lookout for these eight common invasive species

Purple loosestrife (Photo by Liz West, Wikimedia Commons)

Purple loosestrife (Photo by Liz West, Wikimedia Commons)

Spending all this time at home has helped me realize something: I’ve been in denial about the invasive plants growing around my home. The little patch of garlic mustard by our front steps, which I’m sure came from seeds on my boots...

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Interns and olives

Autumn olive (Photo by James H. Miller)

Autumn olive (Photo by James H. Miller)

When I started my Canadian Conservation Corps internship (a three-part program funded in part by the Canadian Service Corps, a youth-focused nature and conservation experience) with the Nature Conservancy of Canada (NCC) as a conservation...

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Calling in the corps — the Canadian Conservation Corps

CCC participants cutting invasive phragmites stems (Photo by NCC)

CCC participants cutting invasive phragmites stems (Photo by NCC)

They say that many hands make light work. Well, I don’t know if the hard-working young people who hauled brush, cut phragmites stems or collected buckets of acorns would tell you that the work was “light” but I can certainly say...

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How collaboration kept an invasive beetle at bay

Asian longhorned beetle with wing exposed under elytron (wing casing) (Photo by Pudding4brains, Wikimedia Commons)

Asian longhorned beetle with wing exposed under elytron (wing casing) (Photo by Pudding4brains, Wikimedia Commons)

What is black with white spots and shiny all over? It’s the invasive Asian longhorned beetle (ALB)! This beetle is well known for its striking appearance, piercing eyes and antennae that extend beyond the rear of its body. It has no natural...

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Protected doesn’t always mean perfect

Volunteer cutting the giant knotweed using a hedge trimmer (Photo by NCC)

Volunteer cutting the giant knotweed using a hedge trimmer (Photo by NCC)

Imagine frolicking along on a Nature Conservancy of Canada (NCC) property, hoping to stumble upon some neat findings, like rare herptiles and unique plants. But then you look up and scan the landscape to see what may be your worst nightmare: a...

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Invasive, shrimp-sucking parasite continues northward Pacific expansion

The cough drop-sized parasite Griffen's isopod, native to Asia and Russia, has decimated mud shrimp populations along the West Coast. The parasite on the right is a female with the much smaller male attached. (Florida Museum photo by Amanda Bemis and Gustav Paulay)

The cough drop-sized parasite Griffen's isopod, native to Asia and Russia, has decimated mud shrimp populations along the West Coast. The parasite on the right is a female with the much smaller male attached. (Florida Museum photo by Amanda Bemis and Gustav Paulay)

By Josh Silberg and Natalie van Hoose Researchers have identified an invasive, blood-sucking parasite on mud shrimp in the waters of British Columbia’s Calvert Island. The discovery represents the northernmost record of the parasite on the...

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Tackling invasive European common reed

Me on a six-foot ladder amidst European common reed, to illustrate its height and density. (Photo by Courtney Robichaud)

Me on a six-foot ladder amidst European common reed, to illustrate its height and density. (Photo by Courtney Robichaud)

The highs and lows of monitoring the large-scale suppression of Phragmites australis spp. australis My field crew and I are covered in scratches. I’m a PhD student studying the recovery of native vegetation after invasive species control,...

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