1. This Regulation lays down, for certain fishery products, common marketing standards as provided for in Article 2 of Regulation (EEC) No 3759/92, hereinafter called the 'basic Regulation`.
2. For the purpose of this Regulation:
(a) 'marketing` shall mean the first offer for sale and/or the first sale, on Community territory, for human consumption;
(b) 'lot` shall mean a quantity of fishery products of a given species which has been subjected to the same treatment and may have come from the same fishing grounds and the same vessel;
(c) 'fishing grounds` shall be interpreted as the customary name given by the fishing industry to the place in which catches have been taken;
(d) 'presentation` shall mean the form in which the fish is marketed, such as whole, gutted, headless, etc.;
(e) 'visible parasite` shall mean a parasite or a group of parasites which has dimension, colour or texture which is clearly distinguishable from fish tissues and can be seen without optical means of magnifying and under good light conditions for human vision.
3. (a) The provisions of this Regulation relating to the freshness categories for fishery products shall apply without prejudice to the requirements of Council Directive 91/493/EEC of 22 July 1991 laying down the health conditions for the production and the placing on the market of fishery products (4).
(b) Pending the adoption of a Commission Decision under Directive 91/493, the criteria for fish which is unfit for human consumption are set out in the 'not admitted` category in Annex I to this Regulation: