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If the Biodiversity Project announced at the Darwin Initiative Seminar will include a study of the dog whelk.

Asked by
Barry Field (Conservative)
Answering body
Department of the Environment
Type
Written questions
Status
Answered
Date
16 April 1996
Reference
24936; 275 c381W
House
House of Commons

What research has been conducted by his Department on the effect of tributyl tin used as an anti-fouling marine biocide on ship hulls upon the marine environment with particular reference to the shell fish population.

Asked by
Cynog Dafis (Plaid Cymru)
Answering body
Department of the Environment
Type
Written questions
Status
Answered
Date
29 October 1993
Reference
230 c825W;230 c826W
House
House of Commons

When he expects to publish his findings on the connection between tributyl tin and the decline of the dog whelk.

Asked by
Barry Field (Conservative)
Answering body
Department of the Environment
Type
Written questions
Status
Answered
Date
5 June 1992
Reference
208 c662W
House
House of Commons

What assessment he has made of the findings of the Marine Conservation Society's survey of the dog whelk population.

Asked by
Barry Field (Conservative)
Answering body
Department of the Environment
Type
Written questions
Status
Answered
Date
5 June 1992
Reference
208 c662W
House
House of Commons

If he will list those areas where the dog whelk colonies are (a) on the increase and (b) in decline.

Asked by
Barry Field (Conservative)
Answering body
Department of the Environment
Type
Written questions
Status
Answered
Date
5 June 1992
Reference
208 c662-3W
House
House of Commons

What information he has on why the common dog whelk has not re-established itself around the Isle of Wight since the banning of TBT and the reasons for the differential between the island and other areas.

Asked by
Barry Field (Conservative)
Answering body
Department of the Environment
Type
Written questions
Status
Answered
Date
24 April 1991
Reference
189 c434W
House
House of Commons

When Sec of State last commissioned a study into dog whelk population; what signs there are that the TBT ban has led to a recovery of the dog whelk; & to list those areas where dog whelk population is showing a substantial increase.

Asked by
Barry Field (Conservative)
Answering body
Department of the Environment
Type
Written questions
Status
Answered
Date
20 February 1990
Reference
167 C663-4W;167 c671-2W
House
House of Commons