Marine Ecosystem and Fishing Pressure Indicators


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Documentation for package ‘marindicators’ version 1.0.0

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allBiodiversity Calculates all Biodiversity indicators
allPotential Calculates all Resource Potential indicators
allPressure Calculates all Pressure indicators
allStability Calculates all Stability and Resistance indicators
allStructure Calculates all Structure and Functioning indicators
biomassPerTL Calculates the biomass per discrete trophic level
biomassRatio Calculates the biomass ratio between two species groups
communityCondition Calculates Fulton's Condition Index for the community
CVBiomass Calculates the Coefficient of Variation of the Biomass
example_inds Indicators calculated from the example data included in the package
extractAll Calculates indicators from all attributes
fishingInBalance Calculates the Fishing-in-Balance Index
fishingPressure Calculates Fishing Pressure
heips Calculates Heip's Evenness Index
hillN1 Calculates Hill's Index of Diversity (N1)
hillN2 Calculates Hill's Species Dominance (N2)
IVILandings Calculates the Intrinsic Vulnerability Index of commercial landings
kemptonQ Calculates Kempton's Biodiversity Index
land Example commercial landings data
landings Calculates the Landings per fished group
largeFishIndicator Calculates the Large Fish Indicator
largeSpeciesIndicator Calculates the Large Species Indicator
Length_Weight Example length-weight data
margalef Calculates Margalef's Species Richness
meanLengthCommunity Calculates the Mean Length of the Community weighted by biomass or abundance
meanMaxAge Calculates the Mean Maximum Age of fish in the community
meanMaxLength Calculates the Mean Maximum Length of fish in the community
meanTLCommunity Calculates the Mean Trophic Level of the community
meanTLLandings Calculates the Mean Trophic Level or Marine Trophic Index of fisheries landings
pielouEvenness Calculates Pielou's Species Evenness
resourcePotential Calculates the Resource Potential of species groups
shannon Calculates Shannon's Index of Diversity
species.info Species information
species.table Example input for argument species.table
speciesRichness Calculates Species Richness of the community or the Diversity of Target Species
X Example fishery independent survey data
X_length Example length-based fishery independent survey data