(1)  For the holder of a commercial muttonbird catcher's licence, the open season for muttonbird in each year is the period starting on 27 March of the year and ending on 30 April of the year.

(1A)  .  .  .  .  .  .  .  .  

(2)  During the open season, juvenile muttonbirds may be taken from the rookeries specified in a licence referred to in subclause (1) .