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Observations by Gary Fewless for Green Bay WI (Lat.N 44.51° Long. W 88.02° ), except as noted. For flowers lacking conspicuous petals or sepals I define "anthesis" as release of pollen by mature anthers.

April 2000

Observations by Gary Fewless, except as noted

Date Observation (Click on links for photos)
Apr 30 Sedge wren, White-crowned Sparrow, Oneida County (Andy Paulios)
Apr 29 Pine warbler, Lac Vieux Desert (Andy Paulios)
Apr 28 Returning birds: Palm Warbler, Rough-winged Swallow, Snowy Egret, Field Sparrow, White-throated Sparrow (Andy Paulios)
Apr 27 Returning birds, lower Green Bay: Marbled Godwit, Bonaparte's Gull, Dunlin (Andy Paulios).
Departing birds: last day for Tree Sparrows at my feeders (GF).
New flowering plants:
Apr 25 Heard and then saw Chimney Swifts on April 25th in Wautoma, Waushara Co., Wi. This is the first time I have seen this species in April since I moved here 16 years ago.  Michael Reese.
Apr 24 New plants in flower UWGB:
Yellow Trout-lily (Erythronium americanum)
Swamp Buttercup (Ranunculus hispidus)
False Rue Anemone (Isopyrum biternatum)
Apr 22 Green Darner (Anax junius) dragonfly, UWGB, Joan Berkopec & Ron Eichhorn
Apr 21 Box Elder (Acer negundo) in flower UWGB, some upland trees in City GB as early as 04/19.  Also City GB Yellow Rocket (Barbarea vulgaris) and Gill-oer-the-ground (Glechoma hederacea); Toothwort (Dentaria laciniata) UWGB.
Apr 19 Juniper (Juniperus chinensis) UWGB;  Norway Maple (Acer platanoides) and Henbit (Lamium amplexicaule) City GB.
Apr 18 Spring Cress (Cardamine douglassii) in flower on UWGB.
Apr 17 Great Egret and Barn Swallows seen on lower GB (Andy Paulios)
Apr 14 Yellow-rumped Warbler and Lesser Yellow Legs along lower Green Bay (Andy Paulios)
Apr 13 13-lined Ground Squirrel seen on UWGB (Joel Whitehouse)
Mistletoe in flower Door County
Apr 12 Loons seen in northern Nicolet National Forest (Andy Paulios)
Apr 11 Winter Wrens singing in Nicolet National Forest (Andy Paulios)
Apr 8 Leopard frogs singing and Yellow-headed Blackbirds returned to the west shore of Green Bay (Joan Berkopec).
April 1 A few Hepaticas and Bloodroots  (Sanguinaria canadensis) in flower on shallow, dry soils at the base of the Door peninsula.  First Bloodroot in flower UWGB 04/04.

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Last updated on August 7, 2014