Fishery Science Methods and Models
Functions for applying a wide range of fisheries stock assessment methods.
Mark-Recapture Data for Sunfish in an Indiana Lake
Original data used in Hightower et al. (2001)
Tag Data from Hoenig et al. (1998)
Age Frequency Data for Lake Whitefish By Individual Haul
Tag Data from Jiang (2005)
Length and Age Data For Male and Female Pacific Hake
Estimation of Natural Mortality Rates from Life History Parameters
Data from a growth study of New Zealand intertidal clams.
Seasonal Length Frequencies for Raja clavata
Age-based Survival Estimators
Age-Based Survival and Mortality Estimators for Cluster Sampling
Create An Age-Length Key
Sample Size Determination for Age Subsampling Using the D statistic
Age-Length Key for Gulf of Hauraki snapper, 1992-1993
Age-Length Key Proportions-At-Age
Sample Size Determination for Age Subsampling
Solar zenith angles for biological research
Length-based Beverton-Holt Equilibrium Total Instantaneous Mortality Estimator
Length-based Beverton-Holt Nonequilibrium Z Estimator
Data from an age and growth study of the pacific bonito.
Back-transformation of log-transformed mean and variance
Life Table Data for African Buffalo
Number of cod captured in 10 standardized bottom trawl hauls from Massachusetts, 1985
Selectivity Ogive from a Catch Curve
Estimating MSY from catch and resilience
Catch-Survey Analysis
Statistical Comparison of Length Frequencies from Simple Random Cluster Sampling
Estimation of Population Attributes and Effective Sample Size for Fishes Collected Via Cluster Sampling
Intracluster Correlation Coefficients for Clustered Data
Calculate A Common Intracluster Correlation Coefficient Among Groups
Statistical Comparison of Length Frequencies from Stratified Random Cluster Sampling
Correcting a Two-Sample Test for Clustering
Fit a Von Bertalanffy growth equation to clustered data via bootstrapping
Lengths of Atlantic cod caught during Massachusetts Division of Marine Fisheries bottom trawl survey, spring 1985.
Lengths of Atlantic cod caught during Massachusetts Division of Marine Fisheries stratified random bottom trawl survey, spring 1985.
Combining Mean and Variances from Multiple Samples
Comparisons of two age readers or two aging methods
Conversion of Mortality Rates
Run size data for alewife (Alosa pseudoharengus)
Catch data (metric tons) for cowcod Sebastes levis 1900 to 2008
Trawl survey based abundance estimation using data sets with unusually large catches
Catch Removal Data For Fantail Darter
Depletion-Based Stock Reduction Analysis
Delta Distribution Mean and Variance Estimators
Catch-Effort Depletion Methods For a Closed Population
This function performs projections for dbsra and catchmsy objects
Eggs-Per-Recruit Analysis
Check parameter structure of Hightower et al. (2001) models
Model Averaging for the Telemetry Method of Hightower et al. (2001)
Estimation of Fishing and Natural Mortality from Telemetry Data
Fishing Power Correction Factor from Experimental Fishing
Tukey's Gapping
Mean Length and Numbers of Lengths for Northern Goosefish, 1963-2002
Maximum likelihood estimation of growth and growth variability from tagging data - Francis (1988)
Flexible maximum likelihood estimation of growth from multiple tagging datasets.
von Bertalanffy Growth Models for Tagging Data Incorporating Individual Variation
Fitting Growth Curves to Length- or Weight-at-Age Data
Plot residuals of growth model fitted to tag data
Plot growth trajectories obtained from tagging data
Likelihood Ratio Tests for Comparing Multiple Growth Curves
Fit a Multi-Group Growth Model
Growth Transition Matrix for a Size-Structured Population Dynamics Model
Biological data for haddock (Melanogrammus aeglefinus)
Age-Independent Instantaneous Rates Model of Jiang et al. (2007) Incorporating Catch and Release Tag Returns
Age-Independent Instantaneous Rates Tag Return Model of Hoenig et al. (1998)
Pacific cod catch per effort from Table 1 in Kappenman (1999)
Life Table Construction
Catch data (metric tons) for lingcod 1889 to 2001
Data from Maki et al. 2001
Estimation of proportion mature at age when immature fish are unavailable
Biological data for menhaden (Brevoortia tyrannus)
Estimation of Mortality using Times-At-Large Data from Tagging
Estimate of Population Size from a Single Mark-Recapture Experiment
Data for Gulf of Maine northern shrimp
Optimum Slot and Trophy Size Limits for Recreational Fisheries
Optimum Trophy Size Limits for Recreational Fisheries
Probability of a Management Parameter Exceeding a Reference Point
Length, age and sex data for pinfish (Lagodon rhomboides) from Tampa Bay, Florida
Plotting Tagging-Growth Objects
Power Analysis For Detecting Trends
Printing Tagging-Growth Objects
Estimate Net Reproductive Rates Over Multiple Periods Of An Abundance Time Series Using Piecewise Regression
Random Number Generation from an Empirical Distribution
Tagging data from a growth study of rig
Age Frequency Data for Rock Bass
Total length (inches) of striped bass collected by Massachusetts volunteer anglers in 2014
Otolith ages of striped bass made by two age readers
Spawning Stock Biomass-Per-Recruit Analysis
Population Size Estimates from Repeated Mark-Recapture Experiments
A Weakly Parametric Method for the Analysis of Length Composition Data
Flathead sole CPUEs
Estimation and Model Comparison of Stock-Recruitment Relationships
Recruitment Numbers and Female Spawning Stock Biomass for Striped Bass
Estimating the Relative Abundance of Fish From a Trawl Survey
Quantitative reference points from stock abundance indices based on research surveys
Model Averaging for Instantaneous Rates Tag Return Models
Simulated alfonsino data for Tanaka (2006
Mark-recapture data for Kenai River trout trout
Francis' re-parameterization of the von Bertalanffy growth equation for length-age data
Spring untransformed mean catch per tow for wolffish (Anarhichas lupus)
Fall average catch per tow for southern New England yellowtail flounder
Yield-Per-Recruit Analysis
Z-transform or center a time series
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