U.S. Virgin Islands Marine Debris Emergency Response Guide: Comprehensive Guidance Document [open pdf - 6MB]
From the Introduction: "The purpose of this document is to improve preparedness for response and recovery operations following an acute waterway debris incident in the U.S. Virgin Islands (USVI). The term acute waterway debris incident is used to describe an incident--either natural or anthropogenic--that results in the release of large amounts of waterway debris. This document outlines existing response structures at the territory and federal levels to facilitate a coordinated, well-managed, and immediate response to waterway debris incidents impacting shorelines and waterways in the U.S. Virgin Islands."
U.S. National Oceanic and Atmospheric Administration, Marine Debris Program: https://marinedebris.noaa.gov/