DNV SILENT Notation Tiers

DNV SILENT tiers by application: SILENT-A (seismic), SILENT-F (fishery research), SILENT-R (scientific research), SILENT-E (environmental).

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This calculator requires JavaScript to compute its result. The formula, symbols, and regulatory sources are shown in the Formula section below.

Formula, assumptions, and limits

\text{URN}_\text{measured} \leq \text{Limit}_\text{tier}

Symbol	Meaning	Unit
$SILENT-A/F/R/E$	DNV tier letters

Source: DNV Rules Pt.6 Ch.24 - SILENT; ICES CRR 209 (2005)

DNV SILENT tiers by application: SILENT-A (seismic), SILENT-F (fishery research), SILENT-R (scientific research), SILENT-E (environmental).