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Nelson's Sparrow, Nick Saunders
Photo © Nick Saunders

Photo: Nick Saunders
Breeding evidence - Nelson's Sparrow
Breeding evidence
Relative abundance - Nelson's Sparrow
Relative abundance
Probability of observation - Nelson's Sparrow
Probability of observation

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Nelson's Sparrow
Ammospiza nelsoni

Click on plot to view table of mean abundance
Conserv. status:
SRank S5B
Number of squares
ConfirmedProbablePossiblePoint counts
0 10 385 132
Long-term BBS trends
RegionYearsTrend (conf. interv.) Reliab.
Saskatchewan1970 - 2022 0.63 (-0.966 - 2.36)Medium
Canada1970 - 2022 -0.0761 (-1.26 - 1.17)Medium

Mean abundance (number of birds detected per 5 min. point count) and percentage of squares occupied by region

Bird Conservation Regions [abund. plot] [%squares plot]
Arctic Plains and MountainsBoreal Hardwood TransitionBoreal Softwood Shield
Abund.%SquaresAbund.%SquaresAbund.%Squares
      0.00%
Boreal Taiga PlainsPrairie PotholesTaiga Shield and Hudson Plains
Abund.%SquaresAbund.%SquaresAbund.%Squares
0.06% 0.015% 0.00%

Atlas Results

Atlas results coming soon

Note: During all years of the Saskatchewan Breeding Bird Atlas drought conditions persisted and the Atlas range maps for all waterfowl, waterbirds, and wetland-associated species should be viewed as characteristic of distribution and abundance during dry conditions. Read the full drought statement here.

Excerpts Adapted from the Birds of Saskatchewan:

Nelson's Sparrow nests in three geographically separate areas: southern Northwest Territories south through the Prairie Provinces to northwest Minnesota; around James Bay and southern Hudson Bay; and the lower St Lawrence estuary, coastal Maritimes, and New England. Wintering occurs along the Atlantic and Gulf coasts of the US.

This sparrow nests mostly in cattails and bulrushes, occasionally in tall and dense grasses bordering marshes, ponds, and lakeshores (Callin 1980, Smith 1996, Roy in Leighton et al. 2002).

Nelson's Sparrow is generally an uncommon summer resident breeding locally across most of southern Saskatchewan (Smith 1996). It is extremely scarce in the southwest; the only records are of two at Cypress Lake 8 Jul 1948 (Godfrey 1950) and another at Eastend Dam/Reservoir 28 Jun 1995 (SBDB). In suitable habitat, singing males can be numerous. Breeding numbers and nesting areas vary from year to year (Houston and Anaka 2003); the birds are scarcer in years of low water when there are fewer areas of emergent vegetation (Roy 1996, Wapple and Renaud 2008).

Original text by Paul Chytyk. Text adapted by Daniel J. Sawatzky

Read more about the Nelson's Sparrow in the Birds of Saskatchewan here.

LeeAnn M. Latremouille

Recommended citation: Latremouille, L. M. 2025. Nelson's Sparrow in Latremouille, L. M., S. L. Van Wilgenburg, C. B. Jardine, D. Lepage, A. R. Couturier, D. Evans, D. Iles, and K. L. Drake (eds.). 2025. The Atlas of the Breeding Birds of Saskatchewan, 2017-2021. Birds Canada. Saskatoon, Saskatchewan https://sk.birdatlas.ca/accounts/speciesaccount.jsp?sp=NESP&lang=en [14 Nov 2025]

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