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B11: Invasive Species - Canada Thistle Traditional Cache

This cache has been archived.

The A-Team: It's time to put this series to rest. Most of it lasted almost 11 years, so it had a good run. This container has been removed. The final will remain in place for a short time so anyone who hadn't found it yet can do so.

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Hidden : 5/15/2011
Difficulty:
1.5 out of 5
Terrain:
1.5 out of 5

Size: Size:   small (small)

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Geocache Description:

This cache is part of a series highlighting invasive species in the CRD. Many of these species are now so common, you probably see them every day. Some are damaging, others are a nuisance, but none are native to Victoria. Each cache will contain one digit in the coordinates for the final, GC2VRDP.
All caches are 1 litre, 5”x8”x2.5” Lock’n’Locks.


Canada Thistle
Latin name: Cirsium arvense
Native region: Southeast Europe, western Asia
Introduced region: Globally between 37-59 degrees latitude in northern and southern hemispheres (Europe, northern Africa, western and central Asia, northern India, Japan, China, North America, South Africa, New Zealand, Tasmania, southeastern Australia)
Reason for introduction: Unknown, possibly contaminated crop seed
Threats: Significant crop reduction by attracting harmful insects and microorganisms and consuming large amounts of water and nutrients

Canada Thistle, which, ironically, is not native to Canada, has spread around the world and can cause major crop loss. Heavy infestations of Canada Thistle in corn have been shown to reduce crop yield by 81%, and soybean by 95%! We don't have large crops of these in Victoria, but the effects can still take their toll on other plants.
IS

Additional Hints (Decrypt)

Oruvaq 4-gehaxrq gerr

Decryption Key

A|B|C|D|E|F|G|H|I|J|K|L|M
-------------------------
N|O|P|Q|R|S|T|U|V|W|X|Y|Z

(letter above equals below, and vice versa)