Open Government Portal

Original Data

Purple loosestrife (Lythrum salicaria) is an alien invasive species that is considered a threat to wetland plant community biodiversity. In …

Record Modified: Mar 9, 2026
Record Released: Jun 27, 2018
Publisher: Parks Canada
Formats: CSV
Keywords: PEI National Park wetlands invasive species purple loosestrife Lythrum salicaria
Similar Data

Park staff monitor invasive wetland plants at marsh monitoring sites in May-June each year (8 plots/year). In each wetland, pairs …

Record Modified: Dec 9, 2024
Record Released: Sep 18, 2019
Publisher: Parks Canada
Formats: CSV
Keywords: Invasive Species Phragmites australis European Frogbit Purple Loosestrife Percent Cover Exotic Plants Thousand Islands Ontario

Plant Watch is a national program which has been incorporated into ecological integrity monitoring in PEI National Park. The program …

Record Modified: Mar 9, 2026
Record Released: Jun 27, 2018
Publisher: Parks Canada
Formats: CSV
Keywords: PEI National Park PlantWatch first bloom bunchberry Cornus Canadensis starflower Trientalis borealis red maple Acer rubrum Eastern larch Larix laricina plant phenology ...

Existing invasive exotic species and the potential introduction of new invasive species pose a threat to forest biodiversity and function. …

Record Modified: Mar 9, 2026
Record Released: Jun 27, 2018
Publisher: Parks Canada
Formats: CSV
Keywords: PEI National Park invasive species garlic mustard Alliaria petiolata glossy buckthorn Frangula alnus Japanese knotweed Polygonum cuspidatum gypsy moth Lymantria dispar Scotch pine Pinus sylvestris

Odonata monitoring is conducted in four shallow water ponds within the wetland ecosystems of PEI National Park. Park staff collect …

Record Modified: Mar 9, 2026
Record Released: Jun 27, 2018
Publisher: Parks Canada
Formats: CSV
Keywords: PEI National Park wetlands odonata dragonflies biodiversity exuviae

Hydrological inputs and outputs determine water depth, flow patterns, and duration and frequency of flooding. The seasonal pattern of changes …

Record Modified: Mar 12, 2026
Record Released: Jun 27, 2018
Publisher: Parks Canada
Formats: CSV
Keywords: PEI National Park hydrology water level flow index flow hydroperiod Richards-Baker Index (RBI) wetland water level loggers