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 |
