Pre-processing

Functions for manipulating and processing data files.

format_time()

Parse date-time data to numeric

import_file()

Import respirometry system output files

inspect()

Check for common errors in respirometry data

subsample()

Subsample a data frame object

subset_data()

Truncate a data frame or `inspect()`` object to create a subset of the data

Analytical

Functions for data analysis.

auto_rate()

Automatically determine rate of change in oxygen concentration over time

calc_rate()

Calculate rate of change in oxygen over time

calc_rate.bg()

Calculate background respiration rates

calc_rate.ft()

Calculate rate of change in oxygen in flowthrough respirometry

pcrit()

Calculate critical oxygen tension, \(P_{crit}\)

Adjust/Convert

Functions for data correction and unit conversions.

adjust_rate()

Simple rate adjustment function (background or oxygen flux)

convert_DO()

Convert units of dissolved oxygen.

convert_rate()

Convert rate value to absolute and/or mass-specific

unit_args()

Print examples of unit arguments for use in convert_DO() and convert_rate()

Data files

Sample data files.

flowthrough.rd

Flowthrough respirometry data on the chiton, Mopalia lignosa

intermittent.rd

Respirometry data of the sea urchin, Heliocidaris Erythrogramma

sardine.rd

Respirometry data of the sardine, Sardinops sagax

squid.rd

Respirometry data of the squid, Doryteuthis opalescens, with P_crit

urchins.rd

Multi-column respirometry data of the sea urchin, Heliocidaris Erythrogramma, including background respiration

zeb_intermittent.rd

Respirometry data of a zebrafish, Danio rerio

test_lin_data

Output objects for the function test_lin()

Deprecated

Functions that are no longer supported/updated.

inspect_data()

Check for common errors in respirometry data