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2steps
Joined: 05 Sep 2005 Posts: 5349 Location: Surrey
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Mad Dad
Joined: 12 May 2005 Posts: 407 Location: Nowhere near where I want to be
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Mad Dad
Joined: 12 May 2005 Posts: 407 Location: Nowhere near where I want to be
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Treacodactyl Downsizer Moderator
Joined: 28 Oct 2004 Posts: 25795 Location: Jumping on the bandwagon of opportunism
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2steps
Joined: 05 Sep 2005 Posts: 5349 Location: Surrey
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Jonnyboy
Joined: 29 Oct 2004 Posts: 23956 Location: under some rain.
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2steps
Joined: 05 Sep 2005 Posts: 5349 Location: Surrey
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dougal
Joined: 15 Jan 2005 Posts: 7184 Location: South Kent
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Posted: Sun Sep 11, 05 10:28 am Post subject: |
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Jonnyboy wrote: |
... you do need to be comfortable that the water quality is acceptable. A good start is the MCS good beach guide, which you can find here
Crabs aren't filter feeders so they are less of a problem. ... |
The MCS guide is concerned *only* with *sewage* contamination, basically shit and germs.
https://www.goodbeachguide.co.uk/pages/info_2.php
Now filter feeders (like mussels for example) do pick up those contaminants, but their systems, and those of things like crabs will be digesting the shit and fighting the germs.
And anyway, the worst that such poisoning should do to you is give you a tummy upset.
Personally, I'm more bothered about *industrial* pollution - heavy metals and even pesticides that are *not* broken down by the organisms.
Such things are *concentrated* as one goes up the food chain.
The classic example is Minamata. The mercury was concentrated in the people who ate the tuna, that ate the things that ate the shelfish that filtered the mercury out of the water.
Check this page, especially about 1/3 down, the paragraph "The Science"
https://www1.umn.edu/ships/ethics/minamata.htm
The mercury level in Crabs was found to be 7x higher than in the (filter-feeding) oysters.
So, I'd say if there was *any* question whatsoever of *any* industrial pollution in the area, you'd be safer with the filter feeders than the crabs...
Grimsby, eh? (Ignoring irony of fishing heritage, goes off and consults map...) Being fussy about such things, I'd tend to steer clear of the Humber estuary - there's (been) a *lot* of heavy industry upstream... however there's fairly wild coast North of Spurn Head and South of Cleethorpes isn't there?
And another thing, 2steps - don't restrict yourself to foraged Mussels. As per a previous discussion on the subject of fish farming, Mussel farming is ecologically, sustainably, etc, etc perfectly OK. Waitrose (rarely cheap) offer Scottish rope grown (IMHO the best) Mussels for only a little over �3 a kilo, (plenty for two)... And note that they don't store at all well... |
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Jonnyboy
Joined: 29 Oct 2004 Posts: 23956 Location: under some rain.
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2steps
Joined: 05 Sep 2005 Posts: 5349 Location: Surrey
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dpack
Joined: 02 Jul 2005 Posts: 46243 Location: yes
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zigs
Joined: 02 Sep 2005 Posts: 524 Location: Somerset
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2steps
Joined: 05 Sep 2005 Posts: 5349 Location: Surrey
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zigs
Joined: 02 Sep 2005 Posts: 524 Location: Somerset
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StuP
Joined: 19 Jan 2006 Posts: 123 Location: Aberdeenshire
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