Concept
Double Longhurst-Hardy Plankton Recorder - Williams et al. (1983)
| URI | http://vocab.nerc.ac.uk/collection/L22/current/NETT0033/1/ | ||
|---|---|---|---|
| Within Vocab | SeaVoX Device Catalogue | ||
| Alternative Labels | Double LHPR | ||
| Definition | A modified version of the LHPR . An unenclosed Lowestoft Sampler , 130 cm high x 92 cm wide x 357 cm long and with a 35.6 cm expanding to 76 cm diameter nose cone was used with a recorder box (with 0.28 mm nylon mesh gauze) attached to the cod-end of a main net. A second recorder box was attached to the end of 0.053 mm polyester mesh net. The mouth of this net was attached to a nose cone with 2.6 and 5.1 diameter mouth openings expanding to 7.7 cm. System acoustically (IOS) telemeters depth, flow, and temperature. System also carries a chlorophyll sensor with recorder system. Nose cones of both nets have doors that are shut when system deployed and can be opened remotely. Designed to tow up to 6 knots [Wiebe and Benfield 2003 Plate 27 A]. | ||
| Date | 2011-10-21T14:18:49 | ||
| Identifier | SDN:L22::NETT0033 | ||
| Note | accepted | ||
| Is Version Of | NETT0033 | ||
| version | 1 | ||
| Broader | L19:SDNKG17 |
sensor_model | |
| L05 SeaDataNet device categories - (4) | |||
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