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RRS Challenger CH17/80
Cruise summary report
Cruise Info. | |
Ship name (ship code) | RRS Challenger (74CH) |
Cruise identifier | CH17/80 |
Cruise period | 1980-11-04 — 1980-11-16 |
Status | Completed |
Port of departure | Barry, United Kingdom |
Port of return | Barry, United Kingdom |
Purpose | Research |
Objectives | 1. To obtain benthic samples with the I.O.S epibenthic sledge and semi-balloon trawl at a variety of depths in the Porcupine Sea-Bight.
2. To obtain quantitative samples of the megabenthos at approximately 500m depth intervals from about 500m to 4000m . 3. To obtain near-bottom amphipod samples using a pop-up trap system. 4. To test a deployed pop-up camera system (Bathysnap) designed to obtain a sequence of photographs of the same portion of the sea-bed over a period of hours or days, and at the same time to obtain a sediment sample and near-bottom current data. |
Chief scientist | Anthony L Rice (Institute of Oceanographic Sciences Wormley Laboratory) |
Cruise report | (0.48 MB) |
Ocean/sea areas | |
General | North East Atlantic Ocean (limit 40W) |
Specific | North Atlantic/ Porcupine Bight |
Track charts | |
Measurements | |
Biology and fisheries | |
Zoobenthos | Quantity: number of hauls = 12 Description: distribution,description of communities |