Format-Identifier: MBSystem Device-Type: Device-Model: Processing-Level: 2 (processed) Source-Organization: Marine Geoscience Data System (MGDS) Contact-Name: Data Manager Contact-Email: info@marine-geo.org External-Description: Multibeam sonar data and documentation from Research Vessel Nautilus. Bagging-Date: 2022-01-11T00:12:49Z External-Identifier: 30501 Bag-Size: 1324.9 MB Payload-Oxum: 1389261360.88 Bag-Group-Identifier: NA135 Bag-Count: 1 of ?