(19)

(11)

EP 1 528 855 A1

(12)

(43) Date of publication: 11.05.2005 Bulletin 2005/19 (21) Application number: 03787904.6 (22) Date of filing: 18.08.2003

(51) International Patent Classification (IPC)7: A01K 61/00, A01K 79/02 (86) International application number: PCT/GB2003/003582 (87) International publication number: WO 2004/016079 (26.02.2004 Gazette 2004/09)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 16.08.2002 GB 0219081 (71) Applicant: Maris Fish Ranches Limited Aldermaston,Berkshire RG7 8AP (GB)	(72) Inventor: AYLING, Laurence John Camberley,Surrey GU15 1LH (GB) (74) Representative: Lucas, Brian Ronald  Lucas & Co.135 Westhall Road Warlingham,Surrey CR6 9HJ Warlingham,Surrey CR6 9HJ (GB)