USGS Woods Hole, MA Field Activity Report for 82020

Alternate number:

OC122

Platform:

OCEANUS

Submersible:

Owner-Operator:

WHOI, Woods Hole, MA

Captain:

Center Principal:

Brad Butman

Affiliate Principal
(if any):

Area of Operations:

Lydonia Canyon, Oceanographer Canyon, Georges Bank, United States, North America, North Atlantic

Bounding Coordinates

North:

South:

40.2416666666667

West:

-68.4833333333333

East:

-67.0091666666667

Start and End Dates:

July 6, 1982 to July 15, 1982

Start and End Ports:

from Woods Hole, MA to Woods Hole, MA

Days at Sea:

Project Number:

Project Title:

Cruise Funding Source:

Contract:

Type of Activity:

Sampling
Mooring work
Bathymetric surveying

Objectives:

1. Recover current moorings in Lydonia and Oceanographer Canyons. 2. Deploy current moorings in Lydonia Canyon and Lease Block 312. 3. Obtain surface grab samples on shelf and slope adjacent to Lydonia and Oceanographer Canyons. 4. Obtain hydrostatically damped cores at Lease Blocks 312 and 410 and head of Lydonia Canyon. 5. Obtain piston cores at head of Lydonia Canyon. 6. Conduct hydrographic survey of shelf and slope adjacent to Lydonia and Oceanographer Canyons. 7. Recover and redeploy surface marker buoys as required. 8. Conduct bathymetric survey in Lydonia Canyon.

Information to be derived:

Samples and Chemical Analysis
Bathymetric Maps
Mooring recovery and deployment

Data Types (and Media) Produced:

Scientific Party
(USGS):

Brad Butman; Michael Bothner; Ethan Bleifus; John Larson; John Moody; Frank Musialowski; Marlene Noble; Carol Parmenter; Mary Polly Shoukimas; William Strahle

Scientific Party
(affiliate):

Andrew Eliason - Eliason Data Services; Eben Franks - WHOI

Data Curator:

Scientific Equipment:

NBIS CTD with LED transmissometer
XBT
Gifft echosounder
Hydrostatically damped corer
Piston core
0.04m2 Van Veen Grab

Navigation techniques used:

Northstar LORAN-C 6000

Summary of Results:

Multiple samples taken. Surface buoys recovered: 6. Surface buoys deployed: 6. Moorings recovered: 13 (Lydonia Canyon #240, 241, 242, 251, 247, 243, 244, 245, 246; Oceanographers Canyon #248, 249, 250, #255 dragged. Mooring #253 lost; #254 recovered by fisherman on Beaufort Sea Horse. Moorings deployed: 6 (Lydonia Canyon, #257 recovered FA 82043 WHITEFOOT Aug. 12, 1982; #258, 259, 260, 261, 262 all recovered FA 82037 OCEANUS 130 Nov. 9-16, 1982).

Number of Stations Occupied:

Station Description:

Number of Submersible Dives:

Continuous Data (in Km):

Seismic Line Descriptions:

Track Plot:

Related Web Sites:

Remarks:

Contact:

Brad Butman (bbutman@usgs.gov)

Post Field Activity Information for 82020

Other CMGP Science Centers

Data Sites