News: Species on the Move

Forecast and Analysis
By Andrew Farnsworth The Cornell Lab Oct 16, 2020

Easterly flow in the North Atlantic has the potential to bring European species into northeastern North America in the coming days. Marginal to favorable conditions for such displacement are predicted for the coming days, so birders should watch their favorite patches closely.  Read more...

Cyclones
By Andrew Farnsworth The Cornell Lab Oct 09, 2020

Hurricane Delta is a powerful storm predicted to make landfall late on Friday on the Louisiana coast. Gulf of Mexico seabirds, as well as some nearer shore species and overland migrants, will be associated with the arrival and passage of the storm as it moves inland to the north and east.  Read more...

Forecast and Analysis
By Andrew Farnsworth The Cornell Lab Sep 28, 2020

The BirdCast model is predicting high intensity migration this evening, with more than half a billion birds on the move! And there will be additional, similarly large flights, in the coming nights! This will likely represent one of the largest series of migration nights of the year in the contiguous US.  Read more...

Migration
By Andrew Farnsworth The Cornell Lab Sep 25, 2020

At this point you have heard the stories for the west about bird mortality, but perhaps you have not heard the stories about species on the move out of the mountains. BirdCast will feature evolving stories about eruptions from higher elevations, and this week we highlight Mountain Chickadee.  Read more...

Cyclones
By Andrew Farnsworth The Cornell Lab Sep 22, 2020

Hurricane Teddy is arriving soon in Atlantic Canada. A significant diversity of tropical seabirds may arrive with it in Nova Scotia, Newfoundland, and possibly even Greenland.  Read more...

Forecast and Analysis
By Andrew Farnsworth The Cornell Lab Sep 20, 2020

Strong northeasterly winds in the western North Atlantic may hearken the arrival of small (very small) numbers of Northern Wheatears in eastern North America. Several have been reported in the last days, will more arrive soon?  Read more...

Migration
By Andrew Dreelin, Paul Heveran, Erica Dunn, Andra Florea and Joe Gyekis Guest Authors Sep 16, 2020

Yes, you read the title right— WHITE-breasted Nuthatches! Long overlooked as a humble resident of forests and feeders across North America, the *other* migrating nuthatch is finally getting deserved recognition for its irruptive travels.  Read more...

Forecast and Analysis
By Benjamin Van Doren The Cornell Lab Sep 14, 2020

The BirdCast model is predicting high intensity migration for the night of 14 September 2020. We estimate that 405 million birds will take flight tonight across the lower 48, including 50 million birds in the northeast alone. This will likely represent one of the largest migration nights of the year in this region.  Read more...

Forecast and Analysis
By Andrew Farnsworth The Cornell Lab Sep 10, 2020

The BirdCast forecast model is predicting high intensity migration this evening, and we estimate this migration will comprise more than 400 million birds. The highest intensity movements will occur in Texas and portions of the southern Appalachians and lower Mississippi River valley.  Read more...

Forecast and Analysis
By Andrew Farnsworth The Cornell Lab Sep 03, 2020

More than 200 million migrants will be aloft this evening over the US. These massive movements present some unique opportunities to experience bird migration and act to protect birds by turning off lights at night!  Read more...

Species on the Move
By Andrew Farnsworth The Cornell Lab Sep 01, 2020

Watch for Wilson's Warbler, a species on the move right now (and perpetually given this species' energetic personality), whether you are birding east or west!  Read more...

Migration
By Andrew Farnsworth The Cornell Lab Aug 31, 2020

You've recently watched a small flock of songbirds fly over while watching an autumn morning's migration unfold, perhaps hearing a sharp "tick, tick... tick, tick" even before seeing the birds. Congratulations, you've seen a Purple Finch, this week's species on the move.   Read more...

Migration
By Doug Gochfeld and Tom Johnson The Cornell Lab Aug 17, 2020

Could recent August observations of Red-breasted Nuthatch in coastal New York represent the beginning of another strong southbound flight of the species this autumn and winter? Read on to consider patterns, correlations, and ways you can help us understand these movements by submitting your observations!  Read more...

Migration
By Andrew Farnsworth The Cornell Lab May 26, 2020

We are nearing a seasonal window during which many records of Fork-tailed Flycatcher, a spectacular and elegant vagrant to the US from South America, have occurred. The BirdCast team thought you might like to know that conditions could be favorable for the arrival of this wandering species somewhere in the US ... maybe.  Read more...

Migration
By Andrew Farnsworth The Cornell Lab May 01, 2020

We are nearing the window of peak migration through the US, and many species are on the move!  Read more...

Migration
By Andrew Farnsworth The Cornell Lab Apr 06, 2020

Spring migration is now in full effect in many areas, with the beginnings of some peak windows of passage approaching for the southern latitudes of the US in the coming two weeks! Light to medium intensity movements will occur in the eastern and southern US.  Read more...

Migration
By Andrew Farnsworth The Cornell Lab Mar 20, 2020

Many species are on the move as we officially cross the vernal equinox threshold into the realm of Northern Hemisphere spring.  Read more...

Migration
By Andrew Farnsworth The Cornell Lab Mar 10, 2020

Spring migration is well underway for a number of species, and the tables below highlight species you can expect in your regions over the coming week!  Read more...

Migration
By Andrew Farnsworth The Cornell Lab Feb 25, 2020

BirdCast returns with some species on the move discussions for spring 2020! Killdeer is a familiar and hardy shorebird with a generally high tolerance for human habitation and landscapes, and the earliest migrants of this species have been on the move in recent weeks.  Read more...

Migration
By Andrew Farnsworth The Cornell Lab May 03, 2019

Global Big Day is nearly here, and Team BirdCast wishes all of you birding around the planet an exciting, safe, and diverse day! For those teams birding in the US, we have a special addition of Species on the Move ... Good luck to all!  Read more...

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