counts: Run size data for alewife (_Alosa pseudoharengus_)

countsR Documentation

Run size data for alewife (Alosa pseudoharengus)

Description

The counts data frame has 31 rows and 2 columns. Run size data of alewife (Alosa pseudoharengus) in Herring River, MA from 1980-2010

Usage

counts

Format

This data frame contains the following columns:

year

vector of run year

number

vector of run counts in number of fish

Source

Massachusetts Division of Marine Fisheries, 30 Emerson Avenue, Gloucester, MA


fishmethods documentation built on April 27, 2023, 9:10 a.m.