News

2014 may be a year to remember for linking bird movements to patterns of sea surface temperature (SST) anomalies. Many along the Atlantic and Gulf Coasts will certainly remember the winter of 2012-2013 for, among other reasons, the crazy Razorbill…

Here’s a brief recap of of some species that showed substantial changes in reporting on eBird this past weekend. From the Great Lakes and Northeast region, several species took advantage of favorable conditions, especially in the early part of the…

Continental Summary Light to moderate movements were widely scattered across the southern portions of the West this week, while scattered light to moderate movements highlighted an otherwise uneventful week of migration pulses in the East. Species on the move this…

Continental Summary A widespread movement in the West on Tuesday night will be followed by a similarly large-scale movement in the East on Thursday night. Species on the move this week will include Blue-winged Teal, Northern Pintail, Common Goldeneye, Common…

Once again, we’ll highlight some species that took advantage of the weekend to move. First, let’s check in with Red-necked Grebe again. Recall that at this time last week, this species was on the increase in the Upper Midwest and Northeast….

Continental Summary Widely scattered light to locally moderate movements occurred in the West, while the East experienced widespread light to moderate and locally heavy movements early in the week.  Species on the move this week included Canada Goose, Gadwall, Ring-necked…

Continental Summary Marginal conditions that begin the period in the West become more favorable for increasingly widespread light to moderate movements over the course of the forecast period, while the East experiences several bouts of favorable winds and warming temperatures…

In our first weekly forecast for spring 2014, BirdCast highlighted the potential for fallouts and concentration of migrants in the Florida peninsula: “By midweek conditions favorable for migrant arrivals and departures are limited to Florida North to the Carolinas; and…

In this new weekly (or almost weekly) feature Team BirdCast will be highlighting particular species that are departing, arriving, or just plain moving in very obvious (or not!) ways. Warbling Vireo: the eBird map below shows the most recent reports…

Continental Summary Light to moderate movements begin across the country this week, punctuated with some heavier movements in the Great Plains, in particular, as large numbers of waterbirds depart their winter haunts. Species on the move this week will include…

In the past decades birders have become increasingly aware of rapid changes in the phenology of bird movements in parts of the United States, noting what species are early, when birds are late. The power of eBird for highlighting these…

Purple Gallinules are well known as champions of long-distance vagrancy, with records from as far north as Iceland, as far south as South Georgia Island, as far west as the Galapagos Islands, and as far east as Italy and South…