Spock was vaguely aware of the undesirable presences. It offended his sensibilities and ancient instincts. T’Mia was His! No other had the right to look upon her when she was so vulnerable. He ground down on those instincts. This was for her safety. For the ship’s safety. If she transitioned too quickly she could potentially warp the hull badly enough to tear a rent in the duranium plating.