WhenToBird

Limosa fedoa · Scolopacidae

When Do Marbled Godwits Arrive in Delaware?

Adult Marbled Godwit
Photo: Elliott Gordon, CC BY 4.0 via iNaturalist

Marbled Godwits are winter birds in Delaware: they arrive in mid September, peak in early November (1.9% of checklists), and most are gone by late November.

When to look

First arrivalsSep 15-21mid September
Common bySep 15-21mid September
PeakNov 1-7early November
Most gone byNov 22-30late November

Best: early November. First arrivals mid September; most are gone by late November. Peak: on about 1.9% of Delaware checklists.

  1. Janrare
  2. Febnot usually seen
  3. Marnot usually seen
  4. Aprnot usually seen
  5. Maynot usually seen
  6. Junnot usually seen
  7. Julrare
  8. Augcommon
  9. Seppeak season
  10. Octpeak season
  11. Novpeak season
  12. Decuncommon

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

0%1%2%3%Jan 1-7: 0.1% of 5901 checklistsJan 8-14: 0.1% of 4091 checklistsJan 15-21: 0.1% of 3841 checklistsJan 22-31: 0% of 5084 checklistsFeb 1-7: 0% of 3705 checklistsFeb 8-14: 0.1% of 3991 checklistsFeb 15-21: 0% of 6056 checklistsFeb 22-28: 0% of 4036 checklistsMar 1-7: 0% of 3822 checklistsMar 8-14: 0% of 3873 checklistsMar 15-21: 0% of 3856 checklistsMar 22-31: 0% of 5702 checklistsApr 1-7: 0% of 4104 checklistsApr 8-14: 0.1% of 4456 checklistsApr 15-21: 0% of 4871 checklistsApr 22-30: 0.1% of 7249 checklistsMay 1-7: 0% of 6806 checklistsMay 8-14: 0.1% of 7229 checklistsMay 15-21: 0.1% of 6466 checklistsMay 22-31: 0% of 7437 checklistsJun 1-7: 0.1% of 3596 checklistsJun 8-14: 0% of 2847 checklistsJun 15-21: 0% of 2901 checklistsJun 22-30: 0.1% of 3644 checklistsJul 1-7: 0.1% of 3142 checklistsJul 8-14: 0.1% of 2767 checklistsJul 15-21: 0% of 2882 checklistsJul 22-31: 0.2% of 4175 checklistsAug 1-7: 0.3% of 3482 checklistsAug 8-14: 0.4% of 3477 checklistsAug 15-21: 1.0% of 3386 checklistsAug 22-31: 1.2% of 5028 checklistsSep 1-7: 0.7% of 3631 checklistsSep 8-14: 0.4% of 3507 checklistsSep 15-21: 1.1% of 3404 checklistsSep 22-30: 1.7% of 4252 checklistsOct 1-7: 1.5% of 3563 checklistsOct 8-14: 1.5% of 3440 checklistsOct 15-21: 1.6% of 3282 checklistsOct 22-31: 1.6% of 4025 checklistsNov 1-7: 1.3% of 3030 checklistsNov 8-14: 2.9% of 3141 checklistsNov 15-21: 1.1% of 2858 checklistsNov 22-30: 0.7% of 4104 checklistsDec 1-7: 0.6% of 2472 checklistsDec 8-14: 0.5% of 2415 checklistsDec 15-21: 0.4% of 3306 checklistsDec 22-31: 0.1% of 5527 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 Delaware 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 Delaware

Best counties

Share of checklists at the peak
  1. Kent CountyBest early November · 532 checklists that week, 36,693 in all9.6%
  2. Sussex CountyBest the second week of August · 1585 checklists that week, 91,027 in all0.9%
  3. New Castle CountyBest early September · 1538 checklists that week, 72,140 in all0.1%

Best spots

Share of checklists at the peak
  1. Raymond PoolKent County, best early November · 55 checklists that week, 3,097 in all38%
  2. Shearness PoolKent County, best early November · 49 checklists that week, 2,800 in all33%
  3. Shearness Pool (Parson Point)Kent County, best mid October · 45 checklists that week, 2,537 in all19%
  4. Raymond Pool (south)Kent County, best late November · 22 checklists that week, 875 in all14%
  5. Prime Hook National Wildlife RefugeSussex County, best the second week of November · 23 checklists that week, 1,281 in all10%
  6. Raymond Pool (Whitehall Neck)Kent County, best late September · 25 checklists that week, 1,534 in all10%

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

Best time of day

In Delaware, the Marbled Godwit is most often listed on checklists started between 11 am and 1 pm (0.5% of those checklists).

0%0.5%1%12 am: too few checklists (129) to judge1 am: too few checklists (122) to judge2 am: too few checklists (102) to judge3 am: too few checklists (114) to judge4 am: too few checklists (210) to judge5 am: too few checklists (1334) to judge6 am: 0.1% of 8055 checklists7 am: 0.3% of 21367 checklists8 am: 0.3% of 25648 checklists9 am: 0.5% of 22669 checklists10 am: 0.4% of 20679 checklists11 am: 0.6% of 17516 checklists12 pm: 0.5% of 15361 checklists1 pm: 0.4% of 14319 checklists2 pm: 0.5% of 13726 checklists3 pm: 0.4% of 12793 checklists4 pm: 0.3% of 10392 checklists5 pm: 0.4% of 6859 checklists6 pm: 0.1% of 4542 checklists7 pm: too few checklists (2633) to judge8 pm: too few checklists (831) to judge9 pm: too few checklists (211) to judge10 pm: too few checklists (150) to judge11 pm: too few checklists (98) 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
January0.1%0.1%0.1%0%
February0%0.1%0%0%
March0%0%0%0%
April0%0.1%0%0.1%
May0%0.1%0.1%0%
June0.1%0%0%0.1%
July0.1%0.1%0%0.2%
August0.3%0.4%1.0%1.2%
September0.7%0.4%1.1%1.7%
October1.5%1.5%1.6%1.6%
November1.3%2.9%1.1%0.7%
December0.6%0.5%0.4%0.1%

Neighboring states

  • Rhode Island: arrives late July, 7 weeks earlier than Delaware
  • North Carolina: arrives early July, 10 weeks earlier than Delaware
  • South Carolina: arrives mid July, 8 weeks earlier than Delaware
  • Florida: arrives mid June, 12 weeks earlier than Delaware

Common questions

When do Marbled Godwits arrive in Delaware?
Marbled Godwits are winter birds in Delaware: they arrive in mid September, peak in early November (1.9% of checklists), and most are gone by late November.
When do Marbled Godwits leave Delaware?
Most Marbled Godwits have left Delaware by late November, when reports fall below half their usual rate.
When is the best time to see a Marbled Godwit in Delaware?
The Marbled Godwit is reported most often in early November, on about 1.9% of Delaware checklists.
Where in Delaware are Marbled Godwits seen most often?
By county, Kent County, Sussex County, and New Castle County have the highest peak reporting rates for the Marbled Godwit (counties with at least 200 checklists).