Depth-integrated euphausiid (Family Euphausiidae) backscatter in June, July, and August 2009 (B62)

This data set contains measurements of acoustic backscatter from euphausiids (Family Euphausiidae, principally Thysanoessa inermis and T. raschii) during annual or biennial acoustic-trawl surveys conducted by the Midwater Assessment and Conservation Engineering (MACE) Program, Resource Assessment and Conservation Engineering (RACE) Division, of the National Oceanic and Atmospheric Administration - National Marine Fisheries Service (NOAA-NMFS) Alaska Fisheries Science Center (AFSC). The acoustic-trawl survey was conducted from 09 June 2009 through 07 August 2009 using the NOAA Ship Oscar Dyson.