Dataset Overview

Raw biovolume of phytoplankton taxa for Harp Lake at the site PM approximately 1-5 times a month between April and November for 1976-1984, as well as 2 times a year in 1987, 1988, and 1990. See QAQC Notes for details.

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Please see GEISHA Project home page on FEMC website at or see the GEISHA website hosted by INRAE at

Data Collection Status

Data collection for this dataset has been completed

Start date


End date



33166 records with 13 fields

Data Availability

Data are available upon request

Preferred Citation

Stockwell JD, Brentrup JA, Bruel R, Doubek JP, Patil VP, Rusak J, Paterson A, OTHERS (2021) Harp Lake raw phytoplankton data, 1976-1990. Global Evaluation of the Impacts of Storms on freshwater Habitat and structure of phytoplankton Assemblages (GEISHA) Working Group, FRB Centre for the Synthesis and Analysis of Biodiversity and USGS John Wesley Powell Center. Available online at:

Update Frequency

As needed

Maintenance Plan

Not provided


No links available for this dataset

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Previous Versions
    • Version 1 - 27May2021 (created 2021-05-27 by Jason Stockwell)