Exempting certain activities and the use of certain equipment that is associated with a shellfish nursery operation from the requirement to obtain certain licenses or permits; establishing that the use of certain equipment associated with a shellfish nursery operation is not included as a nonwater-dependent project for the purposes of obtaining a tidal or State wetlands license; providing that the installation of certain equipment for the cultivation of shellfish seed under a certain permit is a lawful use on private wetlands; etc.