RedactedNarrative: V1 Operator was operating his boat when V1 Passenger told him to look at two PWCs operating near the Block Island Ferry.  V1 Operator looked away then when he looked back he saw V2 Operator's boat drifting in front of them, he did not have enough time to turn away and avoid the collision.  No injuries were reported on V1 Operator's boat, V2 Operator's wife reported minor injury to her knee but refused EMS assistance.  V1 Operator was issued a citation for failure to maintain proper lookout.