Ecological Archives A015-043-A2

Appendix B. Summary of selected forest patch, landscape land cover and biogeographic statistics for each of the 30 BBIRD sites we used. Statistics at the patch, 1 km radius and 10 km radius scales represent the averages for all plots within each site.

		Scale
Site¹		Biogeographic		Patch			Within 1 km radius o f plot centers				Within 10 km radius o f plot centers				Within 100 km radius of site center
Site¹	Years of nest data	Region	Distance to cowbird core (km)	Forest patch size (ha)	Forest edge density	Nearest developed edge (m)	Forest cover (%)	Cropland cover (%)	Grass/pasture cover (%)	Developed cover (%)	Forest cover (%)	Cropland cover (%)	Grass/pasture cover (%)	Developed cover (%)	Forest cover (%)	Cropland cover (%)	Grass/pasture cover (%)	Developed cover (%)
1	1993–1995	East	1442	4188	1.66	147	71	4	8	28	39	7	14	58	46	11	28	51
2	1993–1997	East	1075	11404	1.84	150	75	6	12	23	51	10	21	48	41	21	28	58
3	1992–1993	East	1506	19812	0.66	453	97	0	3	3	70	3	26	30	59	8	29	40
4	1992–1996	East	971	22729	0.76	283	92	2	6	8	77	4	17	22	64	12	22	36
5	1991–1997	East	640	23354	0.48	348	98	1	1	2	84	7	9	16	31	39	25	68
6	1996–1999	East	1196	26211	0.27	611	97	1	2	3	86	2	12	14	81	2	15	18
7	1992–1996	East	1807	28224	0.38	663	97	1	0	1	91	5	2	8	81	8	6	18
8	1993–1998	East	1189	28484	0.25	568	98	1	1	2	92	1	5	7	83	2	13	16
9	1992–1994	East	930	29627	0.27	405	99	0	1	1	97	0	1	3	82	4	9	17
10	1997–1999	MidW	615	82	2.85	14	41	19	13	58	18	33	27	80	14	49	27	84
11	1991–1993	MidW	336	1139	1.52	90	58	18	24	42	30	37	31	68	36	27	25	58
12	1991–1996	MidW	167	7483	1.14	217	90	3	7	10	43	15	40	56	36	23	40	64
13	1996–1998	MidW	369	5274	1.88	379	75	5	12	20	49	17	28	48	33	34	31	66
14	1996–1999	MidW	334	13944	0.48	689	99	0	0	1	59	38	2	40	29	64	6	71
15	1992–1998	MidW	177	17284	0.67	786	87	0	0	0	82	0	1	2	72	6	10	17
16	1991–1993	MidW	438	27198	0.54	126	98	1	1	1	91	2	2	5	81	6	7	14
17	1993–1995	MidW	201	27445	0.27	753	97	0	1	1	91	0	7	8	76	4	16	22
18	1996–2000	MidW	603	24309	2.63	307	95	1	1	2	93	2	2	3	88	4	3	7
19	1991–1993	MidW	92	29356	0.19	455	100	0	0	0	95	0	4	5	63	3	32	36
20	1991–1995	MidW	192	29478	0.17	692	100	0	0	0	96	0	4	4	73	7	19	27
21	1992–1994	West	577	28	5.48	86	23	25	21	46	19	43	22	64	26	15	21	36
22	1992–1996	West	409	9369	0.92	136	47	0	25	25	38	0	43	44	29	1	56	57
23	1995–1999	West	687	4825	3.27	103	42	2	33	37	46	3	31	35	72	1	15	15
24	1992–1993	West	1544	14237	2.32	206	87	0	2	3	57	0	5	6	9	3	8	18
25	1997–1999	West	694	15076	0.66	346	86	0	2	2	61	5	23	29	74	3	14	17
26	1997–1999	West	587	21648	0.66	739	97	0	3	3	73	0	16	16	58	2	29	31
27	1995	West	1537	19591	0.97	249	84	0	2	2	73	0	4	4	33	13	17	32
28	1994–1996	West	857	22740	0.86	352	92	0	3	3	78	0	10	10	56	1	13	13
29	1996–2001	West	1058	25183	0.52	358	97	0	2	2	82	0	8	8	43	0	6	7
30	1992–1995	West	833	25520	0.45	625	98	0	0	1	92	0	2	2	80	2	7	10

Sites: (1) Western Maryland; (2) Northern Ohio; (3) Cayuta Lake and Finger Lakes National Forest, New York; (4) Wayne National Forest, Ohio; (5) Hoosier National Forest, Indiana; (6) SE Monongahela National Forest, West Virginia and George Washington National Forest, Virginia; (7) Mt. Mansfield and Lake Emerald State Park, Vermont; (8) NW Monongahela National Forest and Westvaco Wildlife and Ecosystem Research Forest, West Virginia; (9) Nantahala National Forest, North Carolina; (10) Pewaukee Lake, Wisconsin; (11) St. Croix River Valley, Minnessota; (12) Columbia, Missouri; (13) Upper Mississippi, Minnesota, Wisconsin, Illinois; (14) White River National Wildlife Refuge, Arkansas; (15) Chippewa National Forest, Minnesota; (16) Chequamegon National Forest, Wisconsin; (17) Ouachita National Forest, Arkansas; (18) Nicolet National Forest region, Wisconsin; (19) Ozark National Forest, Arkansas; (20) Ozarks, Missouri; (21) Snake River, Idaho; (22) NW Colfax County, New Mexico; (23) Bitterroot, Montana and Idaho; (24) San Bernadino National Forest, California; (25) Lolo National Forest, Montana; (26) Chamberlin Creek, Montana; (27) Sierra National Forest, California; (28) Payette National Forest, Idaho; (29) Coconino National Forest, Arizona; (30) and Priest Lake, Idaho.

Ecological Archives A015-043-A2

Penn Lloyd, Thomas E. Martin, Roland L. Redmond, Ute Langner, and Melissa M. Hart. 2006. Linking demographic effects of habitat fragmentation across landscapes to continental source–sink dynamics. Ecological Applications 15:1504–1514.