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May Bird Sightings at Fermilab

Author: Peter Kasper

April June
Year 2007 entries ...
May 20May 18May 13May 12May 9May 8May 5May 3
May 1

Sunday, May 20

We had a very good morning of birding today. The highlight was an immature Bald Eagle perched on a dead tree by Lake Logo. Other unusual finds included four American Woodcocks that we flushed from beside a trail in the sparrow hedge area. Remarkably, we also flushed a Sora a few minutes earlier along the same trail. We also managed to find a number of warblers including American Redstart, Palm Warbler, Bay-breasted Warbler, Black-and-white Warbler, Tennessee Warbler, and Wilson's Warbler. The sparrow hedge area was particularly productive today with a Clay-colored Sparrow, several Bell's Vireos, and lots of Yellow-breasted Chats.

Friday, May 18

A quick trip to Nepese pond and the sparrow hedge area produced a number of good birds. The highlight was two White-rumped Sandpipers at Nepese pond along with a couple of Purple Martins and a number of Semipalmated Plovers. The sparrow hedge area contained up to five or more Yellow-breasted Chat territories and a singing Clay-colored Sparrow. Willow Flycatchers were also present in good numbers.

Sunday, May 13

Bell's Vireos and Willow Flycatchers have returned to the sparrow-hedge area. In addition that area also produced Sedge Wrens, Yellow-breasted Chats, and Orchard Orioles. The south Eola rd. grasslands were packed with Bobolinks and Sedge Wrens and I managed to locate a Henslow's Sparrow east of yesterday's survey point.

Saturday, May 12

This morning was a pre-breeding monitoring session for Grassland Birds. The good news was the large number of Bobolinks at five of the ten survey points. The bad news was the lack of any Henslow's Sparrows and Grasshopper Sparrows at any of the points. Other birds of note between points and after the survey process were Great Horned Owl, Magnolia Warbler, Black-and-white Warbler, Northern Waterthrush, Yellow-breasted Chat, Indigo Bunting, and Orchard Oriole. Other interesting sightings were a young Killdeer following behind its parents by Lake Logo and three Red-tailed Hawk chicks in the nest in the buffalo fields. Dave

Wednesday, May 9

I had quite a good morning birding today. I concentrated on the centre of the main ring and the Nepese pond area with a slight detour to Swenson rd pond. In a few hours I managed to chalk up 71 species including 5 new year birds: Green Heron, Dunlin (Swenson rd.), Red-eyed Vireo, Wilson's Warbler, and Yellow-breasted Chat. The chat was singing and performing display flights in the main ring savannah. I also managed to relocate the Mourning Warbler by Nepese pond.

Tuesday, May 8

This morning I concentrated on the area around Nepese Pond. The pond itself held a number of shorebirds; Least Sandpiper, Solitary Sandpiper, and Lesser Yellowlegs. There was a nice variety of warblers in the scrub around the pond including the year's first American Redstart, Magnolia Warbler, Blackpoll Warbler, and our earliest ever Mourning Warbler. Other warblers seen were Nashville Warbler, Yellow Warbler, Chestnut-sided Warbler, Yellow-rumped Warbler, Palm Warbler, Bay-breasted Warbler, Northern Waterthrush, and Common Yellowthroat. On my way back from the pond I also spotted the first Eastern Kingbirds of the year by the Bison field.

Saturday, May 5

Today was the day of the annual spring count and a small group of dedicated souls birded the Fermilab site from 6:00am to 5:00pm. Duringt hat time we logged 99 species and counted a total of 1275 birds. The pair of Peregrine Falcons were clearly the stars of the day and cooperated nicely by perching close together when we took a break at Wilson Hall. Other notable finds inclued 4 American Pipits in the fields along east Wilson rd, a White-eyed Vireo south-west of the Ed. center, and a lone Sandhill Crane flying over the prairie west of the Big Woods. Apart from the pipits and vireo there were quite a few other species which were new for the year: Spotted Sandpiper, Least Sandpiper, Chimney Swift, Eastern Wood-Pewee, Great Crested Flycatcher, Warbling Vireo, Bank Swallow, Marsh Wren, Veery, Swainson's Thrush, Wood Thrush, Blue-winged Warbler, Tennessee Warbler, Chestnut-sided Warbler, Blackburnian Warbler, Bay-breasted Warbler, Black-and-white Warbler, Northern Waterthrush, Scarlet Tanager, and Orchard Oriole.

Thursday, May 3

There were quite a few new arrivals to be seen on my trip to the Big Woods this morning. Bobolinks and a Henslow's Sparrow were singing just north west of the woods and inside the woods I picked up Blue-headed Vireo, Golden-winged Warbler, Black-throated Green Warbler, Blue-gray Gnatcatcher, and Baltimore Oriole. A Red-headed Woodpecker was reported from the bison savannah yesterday.

Tuesday, May 1

There were several new arrivals to be seen on site this morning: Sedge Wren, Gray Catbird, Pine Warbler, Yellow Warbler, Common Yellowthroat, Vesper Sparrow, Lincoln's Sparrow, and Rose-breasted Grosbeak. Palm Warblers were also present in good numbers. On the other hand waterfowl numbers were well down .. a couple of Green-winged Teal and an American Black Duck were the only migrants I was able to locate. The Peregrine Falcons are still hanging about Wilson Hall.

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