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Concept

Acoustic backscatter in the water column

URI http://vocab.nerc.ac.uk/collection/P02/current/ASAM/
Within Vocab SeaDataNet Parameter Discovery Vocabulary
Alternative Labels Acc_bksctr
Definition Includes all parameters covering the strength of acoustic signal return, including absolute measurements of returning signal strength as well as parameters expressed as backscatter (the proportion of transmitted signal returned)
Date 2004-06-28T16:32:47
Identifier SDN:P02::ASAM
Note accepted
Has Current Version 2
Version 1
version 2
inScheme http://vocab.nerc.ac.uk/scheme/EDMED_DCAT_THEMES/current/
Broader P03:D005 Acoustics Mapping: 2248
P22:28 Oceanographic geographical features Mapping: 172479
P05:014 oceans Mapping: 33324
D01:D0100001 Parameters Mapping: 1392485
L19:005 theme Mapping: 206341
Narrower P04:G874 EARTH SCIENCE > Oceans > Ocean Acoustics > Acoustic Scattering Mapping: 676
P64:G874 EARTH SCIENCE > Oceans > Ocean Acoustics > Acoustic Scattering Mapping: 502299
P09:SAMA SIGNAL RETURN AMPLITUDE Mapping: 166259
P01 BODC Parameter Usage Vocabulary - (26) [+]
P01:ACBSA150 Acoustic backscatter (absolute) in the water body by 150kHz broadband acoustic doppler current profiler (ADCP) and calibration using protocols of Deines (1999) Mapping: 422194
P01:ACBSA300 Acoustic backscatter (absolute) in the water body by 300kHz broadband acoustic doppler current profiler (ADCP) and calibration using protocols of Deines (1999) Mapping: 428858
P01:ACBSA600 Acoustic backscatter (absolute) in the water body by 600kHz broadband acoustic doppler current profiler (ADCP) and calibration using protocols of Deines (1999) Mapping: 428862
P01:ACBSA075 Acoustic backscatter (absolute) in the water body by 75kHz broadband acoustic doppler current profiler (ADCP) Mapping: 442958
P01:ACBSADCP Acoustic backscatter (absolute) in the water body by acoustic doppler current profiler (ADCP) and calibration using protocols of Deines (1999) Mapping: 428490
P01:ASAMSCAL Scaled signal return amplitude from the water body by lowered acoustic doppler current profiler (ADCP) Mapping: 469362
P01:SNOAW003 Signal return amplitude from the water body by acoustic doppler wave array beam 1 Mapping: 1391984
P01:ASAMACMX Signal return amplitude from the water body by in-situ acoustic current meter Mapping: 362482
P01:ASAMAP01 Signal return amplitude from the water body by moored acoustic doppler current profiler (ADCP) Mapping: 358866
P01:ASAMAPAV Signal return amplitude from the water body by moored acoustic doppler current profiler (ADCP) and averaging of all functional beams Mapping: 426582
P01:ASAMAP00 Signal return amplitude from the water body by moored acoustic doppler current profiler (ADCP) beam 1 Mapping: 426586
P01:ASAMAP02 Signal return amplitude from the water body by moored acoustic doppler current profiler (ADCP) beam 2 Mapping: 390442
P01:ASAMAP03 Signal return amplitude from the water body by moored acoustic doppler current profiler (ADCP) beam 3 Mapping: 390446
P01:ASAMAP04 Signal return amplitude from the water body by moored acoustic doppler current profiler (ADCP) beam 4 Mapping: 390450
P01:ASAMAS01 Signal return amplitude from the water body by shipborne acoustic doppler current profiler (ADCP) Mapping: 369398
P01:ASAMSP01 Signal return amplitude from the water body by shipborne acoustic doppler current profiler (ADCP) Mapping: 433490
P01:ASAMSP00 Signal return amplitude from the water body by shipborne acoustic doppler current profiler (ADCP) beam 1 Mapping: 433486
P01:ASAMSP02 Signal return amplitude from the water body by shipborne acoustic doppler current profiler (ADCP) beam 2 Mapping: 433494
P01:ASAMSP03 Signal return amplitude from the water body by shipborne acoustic doppler current profiler (ADCP) beam 3 Mapping: 433498
P01:ASAMSP04 Signal return amplitude from the water body by shipborne acoustic doppler current profiler (ADCP) beam 4 Mapping: 433502
P01:ASAMSTK1 Signal return amplitude from the water body by SonTek current meter beam 1 Mapping: 426298
P01:ASAMSTK2 Signal return amplitude from the water body by SonTek current meter beam 2 Mapping: 426302
P01:ASAMSTK3 Signal return amplitude from the water body by SonTek current meter beam 3 Mapping: 426306
P01:ASAMSDK1 Signal return amplitude standard deviation from the water body by SonTek current meter beam 1 Mapping: 443406
P01:ASAMSDK2 Signal return amplitude standard deviation from the water body by SonTek current meter beam 2 Mapping: 443410
P01:ASAMSDK3 Signal return amplitude standard deviation from the water body by SonTek current meter beam 3 Mapping: 443414

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