Vocabulary

Geo-Seas Seismic Methods

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URI

http://vocab.nerc.ac.uk/collection/GS8/current/

Description

Concepts that describe techniques used in fieldwork in the geophysical discipline of seismics

Geo-Seas

2011-01-29

GS8

British Oceanographic Data Centre

Geo-Seas

Members

Identifier	PrefLabel	Definition	Date
ACSR	Active seismic refraction	The elucidation of geological structure by quantifying the refration of waves from from artificial sources (such as explosions) far away from the measurement site by sub-surface layers.	2011-01-28
PASR	Passive seismic refraction	The elucidation of geological structure by quantifying the refration of waves from naturally occurring low frequency earth movements (e.g. earthquakes) by sub-surface layers .	2011-01-28
SRFL	Seismic reflection	The elucidation of geological structure by quantifying the proportion of waves from a high energy source reflected by sub-surface layers.	2011-01-28
SRFR	Seismic refraction	The elucidation of geological structure by quantifying the refration of waves from a high energy source by sub-surface layers.	2011-01-28
SSCN	Side-scan sonar	A technique for mapping the morphology of the seafloor using a sonar swath projected sideways from a towed underwater vehicle.	2011-01-28