Publications

Species at risk survey report : peregrine falcon provincial inventory 2022

Description

This report summarizes the results of a 2022 survey of historically occupied nesting cliffs used by peregrine falcons.

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Species at risk survey report : western grebe populations at Buffalo and Gull lakes 2023

Description

The western grebe (Aechmophorus occidentalis) is a colonial waterbird.In this report we document population estimates of adult western grebes at Buffalo and Gull Lake in 2023, with comparison to... More ≫

Description

The western grebe (Aechmophorus occidentalis) is a colonial waterbird.In this report we document population estimates of adult western grebes at Buffalo and Gull Lake in 2023, with comparison to previous assessments at those lakes and discussion of population trends.

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Species at risk survey report : trumpeter swan roadside survey

Description

This report summarizes the results of a roadside survey of large wetlands between Highway 27 and Highway 1 (north and west of Calgary) conducted in the summer of 2023, to document the presence and... More ≫

Description

This report summarizes the results of a roadside survey of large wetlands between Highway 27 and Highway 1 (north and west of Calgary) conducted in the summer of 2023, to document the presence and breeding of trumpeter swans.

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Species at risk survey report : greater sage-grouse habitat management (2023)

Description

The greater sage-grouse (Centrocercus urophasianus) is arguably Alberta’s most “at risk” species. Monitoring of sage-grouse in Alberta has been sporadic since it began in 1968. However, since the... More ≫

Description

The greater sage-grouse (Centrocercus urophasianus) is arguably Alberta’s most “at risk” species. Monitoring of sage-grouse in Alberta has been sporadic since it began in 1968. However, since the species decline was documented in the mid-1990s a concerted effort has been made to monitor the population each spring. This report summarizes results of Greater sage-grouse habitat assessments conducted in 2023.

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Species at risk survey report : loggerhead shrike survey 2019

Description

In Alberta, the loggerhead shrike is considered to be a Species of Special Concern. Since 1987, a prairie-wide roadside survey has been conducted every five years to monitor populations. This... More ≫

Description

In Alberta, the loggerhead shrike is considered to be a Species of Special Concern. Since 1987, a prairie-wide roadside survey has been conducted every five years to monitor populations. This report summarizes results of the 2019 survey conducted in Alberta, and compares results with surveys conducted in 1987, 1998, 2003, 2008 and 2013.

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Species at risk survey report : greater sage-grouse lek census 2023

Description

The greater sage-grouse (Centrocercus urophasianus) is arguably Alberta’s most “at risk” species. Monitoring of sage-grouse in Alberta has been sporadic since it began in 1968. However, since the... More ≫

Description

The greater sage-grouse (Centrocercus urophasianus) is arguably Alberta’s most “at risk” species. Monitoring of sage-grouse in Alberta has been sporadic since it began in 1968. However, since the species decline was documented in the mid-1990s a concerted effort has been made to monitor the population each spring. This report summarizes results of the lek counts conducted in 2023.

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Species at risk survey report : ferruginous hawk inventory 2022

Description

The ferruginous hawk is a large raptor within the Grassland Natural Region of Alberta, inhabiting areas dominated by native prairie. It is currently listed as an Endangered species under Alberta’s... More ≫

Description

The ferruginous hawk is a large raptor within the Grassland Natural Region of Alberta, inhabiting areas dominated by native prairie. It is currently listed as an Endangered species under Alberta’s Wildlife Act. The provincial ferruginous hawk population has been estimated every five years since 1982, except between the years 1993 and 1999. This report presents the findings of the 2022 survey.

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