Summary[edit] Description: English: Black hamlet (Hypoplectrus nigricans) Image ID: reef1714, NOAA's Coral Kingdom Collection Location: U.S. Virgin Islands, St. John Photo Date: 2007 July Credit: NOAA CCMA Biogeography Team. Date: 25 July 2007, 14:17:21. Source: https://www.flickr.com/photos/noaaphotolib/9734062284/. Author: NOAA Photo Library.