In this case the most limiting stock would become what is known as a 'choke-species' because, once the quota for that stock was exhausted, it would block the opportunities to continue fishing for other stocks.
Dans ce cas, le stock le plus limitant deviendrait ce que l’on appelle un «stock à quotas limitants» («choke species») parce que, une fois le quota de ce stock épuisé, cela empêcherait de continuer à pêcher d’autres stocks.