WhenToBird

Phalaropus lobatus · Scolopacidae

Red-necked Phalarope: When and Where to See It

Adult Red-necked Phalarope
Photo: steve b, CC0 1.0 via iNaturalist

The Red-necked Phalarope reaches Nevada first, around the second week of July, and New Mexico last, around the second week of August.

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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0%0.5%1%1.5%Jan 1-7: 0% of 1114036 checklistsJan 8-14: 0% of 824708 checklistsJan 15-21: 0% of 825978 checklistsJan 22-31: 0.1% of 1105853 checklistsFeb 1-7: 0% of 779772 checklistsFeb 8-14: 0% of 864504 checklistsFeb 15-21: 0.1% of 1127933 checklistsFeb 22-28: 0.1% of 840124 checklistsMar 1-7: 0.1% of 839610 checklistsMar 8-14: 0.1% of 870138 checklistsMar 15-21: 0.1% of 898456 checklistsMar 22-31: 0.1% of 1335637 checklistsApr 1-7: 0.1% of 1030617 checklistsApr 8-14: 0.1% of 1124024 checklistsApr 15-21: 0.1% of 1194575 checklistsApr 22-30: 0.1% of 1675723 checklistsMay 1-7: 0.3% of 1449080 checklistsMay 8-14: 0.4% of 1538353 checklistsMay 15-21: 0.5% of 1219898 checklistsMay 22-31: 0.5% of 1452282 checklistsJun 1-7: 0.3% of 900636 checklistsJun 8-14: 0.3% of 829907 checklistsJun 15-21: 0.2% of 773255 checklistsJun 22-30: 0.2% of 916255 checklistsJul 1-7: 0.1% of 717733 checklistsJul 8-14: 0.2% of 658223 checklistsJul 15-21: 0.2% of 638752 checklistsJul 22-31: 0.4% of 895727 checklistsAug 1-7: 0.5% of 655651 checklistsAug 8-14: 0.8% of 650038 checklistsAug 15-21: 1.1% of 654639 checklistsAug 22-31: 1.3% of 974928 checklistsSep 1-7: 1.2% of 765914 checklistsSep 8-14: 0.9% of 738674 checklistsSep 15-21: 0.8% of 750433 checklistsSep 22-30: 0.5% of 944196 checklistsOct 1-7: 0.3% of 760106 checklistsOct 8-14: 0.1% of 793131 checklistsOct 15-21: 0.1% of 728727 checklistsOct 22-31: 0.1% of 959954 checklistsNov 1-7: 0.1% of 709464 checklistsNov 8-14: 0.1% of 693424 checklistsNov 15-21: 0.1% of 653952 checklistsNov 22-30: 0.1% of 871137 checklistsDec 1-7: 0.1% of 627591 checklistsDec 8-14: 0.1% of 642427 checklistsDec 15-21: 0.1% of 775638 checklistsDec 22-31: 0.1% of 1132751 checklistsJanFebMarAprMayJunJulAugSepOctNovDec
Share of complete checklists reporting it, by week (4 per month). Grey bars: fewer than 10 checklists, not counted.

Pooled across every state in the data, so it leans toward states with the most birders.

States, in order of first arrivals

StatePatternFirst arrivalsPeakMost gone byPeak %
ColoradoSummer visitorApr 22-30May 15-21Jun 1-71.3%
UtahSummer visitorApr 22-30May 8-14May 22-311.1%
WyomingSummer visitorApr 22-30May 15-21Jun 1-71.8%
AlaskaSummer visitorMay 1-7Jun 8-14Aug 8-1411%
North DakotaSummer visitorMay 1-7May 22-31Jun 8-142.6%
NebraskaPasses throughMay 8-14May 22-31Jun 1-71.0%
South DakotaPasses throughMay 8-14May 15-21Jun 1-71.5%
NevadaSummer visitorJul 8-14Aug 22-31Oct 8-145.1%
CaliforniaSummer visitorJul 15-21Aug 22-31Oct 1-76.2%
IdahoSummer visitorJul 15-21Aug 22-31Sep 22-302.4%
MontanaSummer visitorJul 15-21Aug 22-31Sep 22-302.0%
OregonSummer visitorAug 1-7Aug 22-31Sep 22-304.4%
ArizonaPasses throughAug 1-7Sep 8-14Oct 8-142.0%
IowaPasses throughAug 1-7Aug 15-21Sep 8-141.1%
WashingtonPasses throughAug 8-14Aug 22-31Sep 15-212.5%
New MexicoPasses throughAug 8-14Sep 15-21Oct 15-211.1%

Passes through: Nebraska, South Dakota

Summer visitor in: Colorado, Utah, Wyoming, North Dakota, Alaska