RedactedNarrative: VESSEL 2 WAS AT ANCHOR NEAR MARKER 46 IN THE SOUTHWEST FLORIDA INTRACOASTAL WATERWAY ADJACENT TO ROOKERY BAR. VESSEL 1 APPROACHED TO ASK DIRECTIONS AND DRIFTED TOO CLOSE TO VESSEL 2. ATTEMPTING TO REVERSE AWAY, VESSEL 1 COLLIDED WITH VESSEL 2 RESULTING IN HULL DAMAGE TO VESSEL 2. VESSEL 1 WAS NOT DAMAGED.