(1) In this rule compartment means compartment of a fish cauf.(2) A non-commercial fisher must not place or hold a rock lobster in a fish cauf unless the rock lobster is marked in accordance with rule 34 .Penalty: Grade 3 penalty.(3) A non-commercial fisher must not use more than one fish cauf at any one time.Penalty: Grade 2 penalty.(4) A non-commercial fisher who places or holds a rock lobster in a fish cauf being used by another person must ensure that the rock lobster is placed or held in a compartment that is (a) entirely separate from each compartment in which the other person is holding rock lobster; and(b) marked with the non-commercial fisher's UIC.Penalty: Grade 2 penalty.(5) For the purposes of this rule, a fish cauf is taken to be in use if one or more rock lobster are in the fish cauf.