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Concept

inverted echo sounder

URI http://vocab.nerc.ac.uk/collection/S04/current/S04239/
Within Vocab BODC parameter semantic model analytical method entity descriptions
Alternative Labels
Definition An instrument placed on the seabed that transmits pulses of sound upwards into the water column and times how long echoes from features in the water column such as steep density gradients take to return.
Date 2006-10-02T18:26:59
Identifier SDN:S04::S04239
Note accepted
Has Current Version 1
version 1
Broader S01:S0110 analytical method entity Mapping: 1472686
Related
P01 BODC Parameter Usage Vocabulary - (5) [+]
P01:ASLVNL10 Surface elevation 10-minute mean relative to Normal Low Water datum of the water body by inverted echo sounder and averaging of higher frequency data Mapping: 1849508
P01:ASLVNM30 Surface elevation 30-minute mean relative to Normal Low Water datum of the water body by inverted echo sounder and rolling averaging of higher frequency data Mapping: 1849546
P01:ASLVNL60 Surface elevation hourly mean relative to Normal Low Water datum of the water body by inverted echo sounder and averaging of higher frequency data Mapping: 1849522
P01:ASLVNM60 Surface elevation hourly mean relative to Normal Low Water datum of the water body by inverted echo sounder and rolling averaging of higher frequency data Mapping: 1849560
P01:ASLVNLWS Surface elevation relative to Normal Low Water datum of the water body by inverted echo sounder Mapping: 1849536

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