Trend results for Olive-sided Flycatcher

A comprehensive assessment of this species' status is available, on the Status of Birds in Canada web site, or for waterfowl, in the most recent report on the Migratory game bird hunting.

Trend results can be filtered by selecting a new time period.


View definitions of the trend results table columns.

Select a geographic area name in the first column to view graphs of annual indices and maps of the regions included in the analysis. Use the scroll bar to view additional columns.

Short-term trend estimates for Olive-sided Flycatcher in all regions of Canada
Geographic area Time period Annual trend Limits Overall reliability N routes Reliability details Probability of decrease Probability of increase Population change Population change - lower limit Population change - upper limit Probability of population change during time period
Lower Upper Geographic coverage Local data weight Precision >50% decrease 25%-50% decrease 0%-25% decrease 0%-33% increase 33%-100% increase >100% increase
Canada; Short-term 2007-2017 -1.26 -3.32 2.95 Medium 536 0.414 0.69 6.27 0.799 0.201 -11.9 -28.6 33.7 0 0.069 0.73 0.174 0.027 0
Alberta; Short-term 2007-2017 -2.77 -7.17 1.05 Low 74 0.19 0.618 8.22 0.934 0.066 -24.5 -52.5 11 0.039 0.442 0.452 0.061 0.005 0
British Columbia; Short-term 2007-2017 -1.4 -3.82 1.11 Medium 112 0.427 0.769 4.93 0.863 0.137 -13.2 -32.3 11.6 0 0.111 0.752 0.137 0 0
Manitoba; Short-term 2007-2017 -2.69 -5.44 2.18 Low 43 0.191 0.495 7.62 0.89 0.11 -23.8 -42.8 24.1 0.004 0.457 0.43 0.096 0.013 0.001
New Brunswick; Short-term 2007-2017 -4.95 -8.06 -2.26 Medium 30 0.959 0.906 5.8 0.997 0.003 -39.8 -56.9 -20.4 0.097 0.853 0.047 0.003 0 0
Newfoundland and Labrador; Short-term 2007-2017 0.804 -3.61 12.6 Low 26 0.168 0.463 16.2 0.384 0.616 8.34 -30.8 227 0.003 0.054 0.327 0.329 0.179 0.108
Northwest Territories; Short-term 2007-2017 0.053 -6.86 10.4 Low 21 0.091 0.307 17.2 0.493 0.507 0.533 -50.8 169 0.029 0.164 0.3 0.257 0.179 0.071
Nova Scotia and Prince Edward Island; Short-term 2007-2017 -2.61 -6.56 0.182 Low 36 0.958 0.913 6.74 0.969 0.031 -23.2 -49.3 1.83 0.023 0.41 0.535 0.03 0.001 0
Ontario; Short-term 2007-2017 -0.719 -3.77 4.73 Low 112 0.391 0.677 8.5 0.637 0.363 -6.97 -31.9 58.8 0.001 0.076 0.56 0.282 0.075 0.006
Québec; Short-term 2007-2017 0.009 -4.15 11.3 Low 90 0.275 0.61 15.4 0.498 0.502 0.089 -34.5 191 0.003 0.086 0.409 0.276 0.139 0.087
Saskatchewan; Short-term 2007-2017 -1.06 -11 12.2 Low 21 0.082 0.408 23.1 0.59 0.41 -10.1 -68.7 215 0.114 0.22 0.256 0.194 0.135 0.081
Yukon; Short-term 2007-2017 -2.9 -5.6 -0.06 Medium 37 0.395 0.817 5.54 0.977 0.023 -25.5 -43.8 -0.603 0.006 0.518 0.454 0.022 0.001 0
Northwestern Interior Forest (BCR 4); Short-term 2007-2017 -3.04 -5.83 -0.44 Medium 41 0.312 0.641 5.39 0.987 0.013 -26.5 -45.2 -4.31 0.006 0.566 0.415 0.013 0 0
Northern Pacific Rainforest (BCR 5); Short-term 2007-2017 -0.53 -4.38 4.72 Low 32 0.439 0.854 9.1 0.586 0.414 -5.17 -36.1 58.5 0 0.148 0.437 0.319 0.092 0.003
Boreal Taiga Plains (BCR 6); Short-term 2007-2017 -1.9 -8.27 7.05 Low 75 0.348 0.535 15.3 0.719 0.281 -17.5 -57.8 97.5 0.056 0.31 0.353 0.171 0.086 0.024
Taiga Shield and Hudson Plains (BCR 7); Short-term 2007-2017 0.478 -4.98 20.9 Low 11 0.048 0.381 25.9 0.448 0.552 4.89 -40 570 0.01 0.104 0.334 0.231 0.145 0.176
Boreal Softwood Shield (BCR 8); Short-term 2007-2017 -1.83 -3.99 1.26 Medium 78 0.354 0.633 5.25 0.907 0.093 -16.9 -33.4 13.3 0 0.184 0.723 0.089 0.004 0
Great Basin (BCR 9); Short-term 2007-2017 -2.5 -5.93 -0.222 Medium 25 0.935 0.875 5.7 0.98 0.02 -22.4 -45.7 -2.2 0.01 0.374 0.597 0.02 0 0
Northern Rockies (BCR 10); Short-term 2007-2017 -1.14 -3.93 2.38 Medium 60 0.513 0.846 6.32 0.751 0.249 -10.8 -33 26.6 0 0.131 0.619 0.235 0.014 0
Prairie Potholes (BCR 11); Short-term 2007-2017 -5.74 -21 3.71 Low 14 0.334 0.264 24.7 0.892 0.108 -44.6 -90.6 43.9 0.442 0.269 0.181 0.075 0.026 0.007
Boreal Hardwood Transition (BCR 12); Short-term 2007-2017 -4.42 -7.48 -1.03 Medium 93 0.809 0.788 6.45 0.992 0.008 -36.4 -54 -9.87 0.069 0.774 0.149 0.008 0 0
Lower Great Lakes / St. Lawrence Plain (BCR 13); Short-term 2007-2017 -3.11 -10.3 2.79 Low 17 0.538 0.357 13 0.899 0.101 -27.1 -66.1 31.7 0.107 0.447 0.346 0.077 0.02 0.005
Atlantic Northern Forest (BCR 14); Short-term 2007-2017 -3.6 -6.18 -1.8 Medium 90 0.945 0.874 4.38 0.999 0.001 -30.7 -47.2 -16.6 0.009 0.784 0.206 0.001 0 0
Canada (Taiga Shield and Hudson Plains (BCR 7)); Short-term 2007-2017 0.478 -4.98 20.9 Low 11 0.048 0.381 25.9 0.448 0.552 4.89 -40 570 0.01 0.104 0.334 0.231 0.145 0.176
Alberta (Boreal Taiga Plains (BCR 6)); Short-term 2007-2017 -4.03 -11.2 1.68 Low 40 0.366 0.786 12.9 0.93 0.07 -33.7 -69.7 18.1 0.184 0.519 0.226 0.056 0.012 0.002
Alberta (Northern Rockies (BCR 10)); Short-term 2007-2017 -1.13 -5.49 3.35 Low 13 0.568 0.743 8.84 0.758 0.242 -10.7 -43.1 39 0.01 0.153 0.595 0.206 0.034 0.002
Alberta (Prairie Potholes (BCR 11)); Short-term 2007-2017 -1.93 -11.9 10.3 Low 10 0.322 0.376 22.3 0.714 0.286 -17.7 -72 167 0.115 0.261 0.338 0.167 0.074 0.045
British Columbia (Northwestern Interior Forest (BCR 4)); Short-term 2007-2017 -3.64 -15.5 2.22 Low 4 0.04 0.295 17.7 0.891 0.109 -31 -81.4 24.5 0.238 0.367 0.286 0.092 0.017 0
British Columbia (Northern Pacific Rainforest (BCR 5)); Short-term 2007-2017 -0.53 -4.38 4.72 Low 32 0.439 0.854 9.1 0.586 0.414 -5.17 -36.1 58.5 0 0.148 0.437 0.319 0.092 0.003
British Columbia (Boreal Taiga Plains (BCR 6)); Short-term 2007-2017 -2.44 -9.49 2.83 Low 4 0.258 0.438 12.3 0.857 0.143 -21.9 -63.1 32.2 0.083 0.345 0.429 0.118 0.021 0.004
British Columbia (Great Basin (BCR 9)); Short-term 2007-2017 -2.5 -5.93 -0.222 Medium 25 0.935 0.875 5.7 0.98 0.02 -22.4 -45.7 -2.2 0.01 0.374 0.597 0.02 0 0
British Columbia (Northern Rockies (BCR 10)); Short-term 2007-2017 -1.16 -4.03 2.59 Medium 47 0.51 0.908 6.62 0.741 0.259 -11 -33.7 29.1 0 0.153 0.588 0.242 0.016 0
Manitoba (Boreal Taiga Plains (BCR 6)); Short-term 2007-2017 -4.85 -11.2 0.108 Low 11 0.463 0.59 11.3 0.973 0.027 -39.2 -69.6 1.08 0.223 0.609 0.141 0.022 0.005 0
Manitoba (Boreal Softwood Shield (BCR 8)); Short-term 2007-2017 -3.74 -6.77 1.88 Low 10 0.137 0.659 8.64 0.933 0.067 -31.7 -50.4 20.4 0.027 0.668 0.238 0.052 0.012 0.003
Manitoba (Prairie Potholes (BCR 11)); Short-term 2007-2017 -10.4 -34.6 3.28 Low 4 0.398 0.132 37.9 0.916 0.084 -66.5 -98.6 38.2 0.609 0.174 0.132 0.055 0.023 0.007
Manitoba (Boreal Hardwood Transition (BCR 12)); Short-term 2007-2017 -1.71 -7.91 2.8 Low 7 0.983 0.563 10.7 0.81 0.19 -15.8 -56.1 31.8 0.048 0.257 0.505 0.167 0.023 0.001
New Brunswick (Atlantic Northern Forest (BCR 14)); Short-term 2007-2017 -4.95 -8.06 -2.26 Medium 30 0.959 0.906 5.8 0.997 0.003 -39.8 -56.9 -20.4 0.097 0.853 0.047 0.003 0 0
Newfoundland and Labrador (Boreal Softwood Shield (BCR 8)); Short-term 2007-2017 0.67 -5.37 8.58 Low 15 0.55 0.535 13.9 0.412 0.588 6.9 -42.4 128 0.01 0.113 0.289 0.336 0.199 0.053
Northwest Territories (Boreal Taiga Plains (BCR 6)); Short-term 2007-2017 -0.915 -10.3 14.3 Low 10 0.224 0.225 24.6 0.585 0.415 -8.78 -66.2 282 0.082 0.234 0.269 0.18 0.126 0.108
Ontario (Boreal Softwood Shield (BCR 8)); Short-term 2007-2017 -0.937 -4.66 3.84 Low 33 0.625 0.761 8.5 0.722 0.278 -8.98 -38 45.7 0.004 0.115 0.603 0.235 0.039 0.004
Ontario (Boreal Hardwood Transition (BCR 12)); Short-term 2007-2017 -4.84 -10.1 0.21 Low 57 0.847 0.879 10.3 0.97 0.03 -39.1 -65.4 2.12 0.235 0.571 0.164 0.027 0.003 0
Ontario (Lower Great Lakes / St. Lawrence Plain (BCR 13)); Short-term 2007-2017 -3.6 -13.5 4.37 Low 11 0.47 0.39 17.8 0.892 0.108 -30.7 -76.5 53.4 0.157 0.463 0.272 0.065 0.031 0.012
Québec (Boreal Softwood Shield (BCR 8)); Short-term 2007-2017 0.109 -7.29 8.35 Low 20 0.262 0.52 15.6 0.482 0.518 1.09 -53.1 123 0.032 0.11 0.341 0.366 0.115 0.037
Québec (Boreal Hardwood Transition (BCR 12)); Short-term 2007-2017 -4.84 -7.84 0.461 Low 29 0.742 0.82 8.3 0.964 0.036 -39.1 -55.8 4.7 0.088 0.751 0.126 0.03 0.006 0
Québec (Lower Great Lakes / St. Lawrence Plain (BCR 13)); Short-term 2007-2017 -2.88 -14.5 9.05 Low 6 0.747 0.322 23.5 0.824 0.176 -25.3 -79.1 138 0.129 0.376 0.319 0.097 0.044 0.034
Québec (Atlantic Northern Forest (BCR 14)); Short-term 2007-2017 -4.09 -10.4 -0.56 Low 24 0.889 0.752 9.88 0.983 0.017 -34.2 -66.8 -5.47 0.131 0.662 0.19 0.016 0.001 0
Saskatchewan (Boreal Taiga Plains (BCR 6)); Short-term 2007-2017 -4.43 -23.6 17.8 Low 10 0.283 0.434 41.4 0.703 0.297 -36.5 -93.3 415 0.393 0.183 0.127 0.091 0.097 0.108
Yukon (Northwestern Interior Forest (BCR 4)); Short-term 2007-2017 -2.9 -5.6 -0.06 Medium 37 0.395 0.817 5.54 0.977 0.023 -25.5 -43.8 -0.603 0.006 0.518 0.454 0.022 0.001 0
Nova Scotia and Prince Edward Island (Atlantic Northern Forest (BCR 14)); Short-term 2007-2017 -2.61 -6.56 0.182 Low 36 0.958 0.913 6.74 0.969 0.031 -23.2 -49.3 1.83 0.023 0.41 0.535 0.03 0.001 0

This web site may be cited as: Smith, A.C., Hudson, M-A.R. Aponte, V., and Francis, C.M. 2019. North American Breeding Bird Survey - Canadian Trends Website, Data-version 2017. Environment and Climate Change Canada, Gatineau, Quebec, K1A 0H3

Any use of these BBS results for Canada should acknowledge the hundreds of skilled volunteers in Canada who have participated in the BBS over the years and those who have served as provincial or territorial coordinators for the BBS.

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