WhenToBird

Euphagus cyanocephalus · Icteridae

When Do Brewer's Blackbirds Arrive in Nevada?

Adult Brewer's Blackbird
Photo: William Harmon, CC BY 4.0 via iNaturalist

The Brewer's Blackbird is in Nevada all year. It turns up on about 15% of checklists at its peak (late June) and on 6.3% in its quietest week (mid February).

When to look

PresentAll year
Peak weekJun 22-30late June
Quietest weekFeb 15-21mid February

Best: late June. Here all year. Peak: on about 15% of Nevada checklists.

  1. Jancommon
  2. Febcommon
  3. Marcommon
  4. Aprpeak season
  5. Maypeak season
  6. Junpeak season
  7. Julpeak season
  8. Augpeak season
  9. Seppeak season
  10. Octpeak season
  11. Novcommon
  12. Deccommon

Darker months: more checklists report it. Outlined: peak month.

0%5%10%15%20%Jan 1-7: 10% of 5121 checklistsJan 8-14: 8.3% of 3908 checklistsJan 15-21: 8.5% of 4000 checklistsJan 22-31: 8.0% of 4991 checklistsFeb 1-7: 7.8% of 3377 checklistsFeb 8-14: 6.1% of 3747 checklistsFeb 15-21: 6.1% of 4852 checklistsFeb 22-28: 6.8% of 3712 checklistsMar 1-7: 7.5% of 3745 checklistsMar 8-14: 6.8% of 3763 checklistsMar 15-21: 7.6% of 4188 checklistsMar 22-31: 7.2% of 6027 checklistsApr 1-7: 8.9% of 4679 checklistsApr 8-14: 13% of 4609 checklistsApr 15-21: 14% of 4709 checklistsApr 22-30: 14% of 6984 checklistsMay 1-7: 13% of 5702 checklistsMay 8-14: 12% of 5928 checklistsMay 15-21: 12% of 5353 checklistsMay 22-31: 13% of 7352 checklistsJun 1-7: 14% of 4360 checklistsJun 8-14: 14% of 4183 checklistsJun 15-21: 16% of 3751 checklistsJun 22-30: 15% of 4126 checklistsJul 1-7: 14% of 3231 checklistsJul 8-14: 14% of 3024 checklistsJul 15-21: 14% of 2967 checklistsJul 22-31: 13% of 4212 checklistsAug 1-7: 11% of 2828 checklistsAug 8-14: 12% of 3036 checklistsAug 15-21: 12% of 3076 checklistsAug 22-31: 11% of 4345 checklistsSep 1-7: 9.3% of 3369 checklistsSep 8-14: 14% of 3728 checklistsSep 15-21: 14% of 3535 checklistsSep 22-30: 16% of 5028 checklistsOct 1-7: 15% of 3976 checklistsOct 8-14: 12% of 3781 checklistsOct 15-21: 12% of 3577 checklistsOct 22-31: 10% of 4986 checklistsNov 1-7: 9.0% of 3592 checklistsNov 8-14: 8.1% of 3685 checklistsNov 15-21: 8.1% of 3399 checklistsNov 22-30: 7.9% of 4544 checklistsDec 1-7: 9.0% of 3162 checklistsDec 8-14: 8.0% of 3191 checklistsDec 15-21: 6.9% of 3615 checklistsDec 22-31: 8.2% of 5101 checklistsJanFebMarAprMayJunJulAugSepOctNovDec
Share of complete checklists reporting it, by week (4 per month). Grey bars: fewer than 10 checklists, not counted.

Frequency is the share of complete checklists in Nevada that listed the bird, 2016–2025. It is not a head count, and it follows where and when people go birding. How to read it.

JanFebMarAprMayJunJulAugSepOctNovDec
today
Second week of November

Each county is shaded by the share of complete checklists there that listed the bird, blended with the weeks either side. Darker is more often. It follows where people watch birds, not how many birds there are. How to read it.

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Where in Nevada

Best counties

Share of checklists at the peak
  1. Humboldt CountyBest early June · 181 checklists that week, 2,523 in all40%
  2. Douglas CountyBest mid June · 165 checklists that week, 7,476 in all39%
  3. Elko CountyBest early May · 156 checklists that week, 8,844 in all35%
  4. Esmeralda CountyBest mid April · 31 checklists that week, 2,275 in all34%
  5. Eureka CountyBest late May · 27 checklists that week, 530 in all30%
  6. Pershing CountyBest early June · 56 checklists that week, 1,407 in all29%

Best spots

Share of checklists at the peak
  1. Toiyabe National Forest (Burke Creek)Douglas County, best late June · 24 checklists that week, 441 in all95%
  2. Canepa RanchWashoe County, best mid April · 20 checklists that week, 401 in all88%
  3. Veterans ParkClark County, best the second week of January · 20 checklists that week, 464 in all87%
  4. South Fork ReservoirElko County, best late July · 23 checklists that week, 215 in all86%
  5. Tamarack LakeWashoe County, best late June · 37 checklists that week, 556 in all82%
  6. Sparks Marina ParkWashoe County, best the second week of September · 41 checklists that week, 1,441 in all80%

Busy spots report more of everything; compare the checklist counts before you drive anywhere.

Best time of day

In Nevada, the Brewer's Blackbird is most often listed on checklists started between 6 and 8 am (13% of those checklists).

0%5%10%15%12 am: too few checklists (114) to judge1 am: too few checklists (99) to judge2 am: too few checklists (71) to judge3 am: too few checklists (108) to judge4 am: too few checklists (459) to judge5 am: 8.4% of 4313 checklists6 am: 14% of 17070 checklists7 am: 13% of 27389 checklists8 am: 10% of 24858 checklists9 am: 9.7% of 22012 checklists10 am: 9.3% of 19284 checklists11 am: 9.4% of 15592 checklists12 pm: 9.7% of 12432 checklists1 pm: 9.7% of 11386 checklists2 pm: 10% of 11262 checklists3 pm: 12% of 10721 checklists4 pm: 13% of 9090 checklists5 pm: 13% of 6397 checklists6 pm: 11% of 5012 checklists7 pm: too few checklists (3026) to judge8 pm: too few checklists (905) to judge9 pm: too few checklists (271) to judge10 pm: too few checklists (164) to judge11 pm: too few checklists (120) to judge12a3a6a9a12p3p6p9p
Share of checklists started in each local hour that reported it. It reflects when people go birding as well as when birds are active. Grey hours have too few checklists (under 2% of the state’s, or under 200) to judge.
Week-by-week table
MonthDays 1-78-1415-2122-end
January10%8.3%8.5%8.0%
February7.8%6.1%6.1%6.8%
March7.5%6.8%7.6%7.2%
April8.9%13%14%14%
May13%12%12%13%
June14%14%16%15%
July14%14%14%13%
August11%12%12%11%
September9.3%14%14%16%
October15%12%12%10%
November9.0%8.1%8.1%7.9%
December9.0%8.0%6.9%8.2%

Neighboring states

  • California: year-round, peaks the second week of June
  • Utah: all year, most in summer, peaks the second week of May
  • Idaho: summer visitor, peaks mid May
  • Arizona: winter visitor, peaks the second week of October

Common questions

When do Brewer's Blackbirds arrive in Nevada?
The Brewer's Blackbird is in Nevada all year. It turns up on about 15% of checklists at its peak (late June) and on 6.3% in its quietest week (mid February).
When do Brewer's Blackbirds leave Nevada?
The Brewer's Blackbird does not leave Nevada: it is reported all year, from 6.3% of checklists in mid February to 15% in late June.
When is the best time to see a Brewer's Blackbird in Nevada?
The Brewer's Blackbird is reported most often in late June, on about 15% of Nevada checklists.
Where in Nevada are Brewer's Blackbirds seen most often?
By county, Humboldt County, Douglas County, and Elko County have the highest peak reporting rates for the Brewer's Blackbird (counties with at least 200 checklists).