HC Deb 25 July 1990 vol 177 c366W
Mr. Dalyell

To ask the Secretary of State for the Environment, further to his letter of 20 November 1989 B/PSO/35125/89 to the hon. Member for Linlithgow, what consideration he has given to isotopic fingerprinting as an aid to controlling trade in endangered species.

Mr. Trippier

No information about the progress of research into this technique has been forthcoming since the matter was first raised by the hon. Member, and we have thus not yet been able to make any evaluation of its potential.

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