Stony Coral Tissue Loss Disease (SCTLD)

Stony Coral Tissue Loss Disease

Coral Disease with high mortality found on coral reefs on St. Thomas, USVI

Please join us on Thursday, March 21st at Fort Frederik, St. Croix for the third public meeting on the Stony Coral Tissue Loss Disease. You may also RSVP on the Facebook Event Page. If you have a large group or club who would like a private presentation, send an email to with ‘SCTLD Meeting’ in the subject.

Leslie Henderson, CZM Coral Reef Initiative Coordinator, will be presenting on the most recent information on the disease, ongoing and planned research, and results from dives throughout the territory aimed at determining the spread of this disease.

Kitty Edwards, CZM E&O Coordinator, will be presenting on what action the local government is taking as well as a brief training on the Bleachwatch App which is being used as the reporting app for this issue.



We are asking that reports of disease be submitted using the Bleachwatch VI website or mobile app, available for free in the Google Play store and Apple store.

Additionally, the Coastal Zone Management Division can also be reached directly by phone (340-774-3320) or email ( with the phrase “SCTLD” in the subject line

To keep up with research being conducted at the University of the Virgin Islands, visit the VI EPSCoR website HERE.

USVI Spatial Distribution Downloads

Updated spatial distribution maps_12March2019 Full Territory information
Updated spatial distribution maps_8March Full Territory information.
Updated spatial distribution maps_21Feb2019 Full Territory information.
Spatialdistribution_12Feb2019 Full Territory information.

coral-disease-decontamination-protocol_10092018 Download Decontamination Protocol from Florida

StonyCoralTissueLossDisease_CaseDefinition final 10022018 Download SCTLD Case Definition

Disease Identification v4 Download full disease identification presentation