Toolkit for Investigation and Visualization of Young Anchovies


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Documentation for package ‘Tivy’ version 0.1.1

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add_variables Add variables for juveniles, sample length, distance to coast, and distance category
apply_catch_weighting Apply catch weighting to data frame
calas_bitacora Fishing hauls
calculate_distances_vectorized Calculate vectorized distances to coastline
calculate_fish_weight Calculate fish weight from length
calculate_juvenile_percentage Calculate juvenile percentage
calculate_juvenile_statistics Calculate juvenile statistics for a group
coast_distance Vectorized distance to coast
convert_numbers_to_weight Convert numbers to weight
convert_to_date Convert dates to standard format
create_fishery_dashboard Create fishery dashboard
dms_to_decimal Convert latitude or longitude to decimal degrees
extract_numeric_values Extract length values from column names
extract_pdf_data Extract data from PDF announcements
faenas_bitacora Fishing trips
fetch_fishing_announcements Fetch fishing announcements from external sources
find_column Find column by pattern matching
find_columns_by_pattern Find columns by pattern
format_extracted_data Format extracted announcement data
get_length_range Get length range from frequencies
land_points Points on land
merge_length_fishing_trips_hauls Merge fishing trips, length and hauls data
peru_coastline Peruvian coastline
peru_coast_parallels Lines parallel to the Peruvian coast
peru_isoparalitoral_areas Isoparalittoral areas
plot_fishing_zones Plot fishing zones
plot_juvenile_analysis Plot juvenile analysis
process_fishing_trips Process fishing trip data from PRODUCE sitrapesca files
process_hauls Process fishing haul data from PRODUCE sitrapesca files
process_length Process length data from hauls
summarize_juveniles_by_group Summarize juveniles by group
tallas_bitacora Length data sampled from hauls made by vessels in the Peruvian sea.
validate_fishing_trip_data Validate processed fishing trip data quality
validate_haul_data Validate processed haul data quality
validate_length_data Validate processed length data quality
validate_polygon_data Validate data for polygon creation
weight_by_catch Weight length frequencies by total catch