Table 3. Distribution of feather δD values among isotopic zones (Fig. 2) by species, 1 August–31 October, 1998–2001. Station δD zone† Species A‡ B‡ C‡ D‡ E‡ MNO B Yellow-rumped Warbler 74 24 — 2 — Blackpoll Warbler 45 55 — — — American Redstart 10 85 — 5 — Northern Waterthrush 42 58 — — — Wilson’s Warbler 24 71 5 — — DMBO C Yellow-rumped Warbler 36 54 7 4 — Blackpoll Warbler 50 50 — — — American Redstart 24 48 28 — — Northern Waterthrush 50 39 12 — — Wilson’s Warbler 50 50 — — — TCBO D Yellow-rumped Warbler 13 29 42 4 13 Blackpoll Warbler 41 18 27 9 5 American Redstart 4 19 31 35 12 Northern Waterthrush 11 39 33 11 6 LPBO E Yellow-rumped Warbler 3 25 38 31 3 Blackpoll Warbler 26 55 17 2 — American Redstart 2 12 31 49 6 Northern Waterthrush 9 43 26 22 — Wilson’s Warbler 11 5 42 26 16 ABO E Yellow-rumped Warbler — 14 27 36 23 Blackpoll Warbler — 12 27 54 8 American Redstart — 8 5 31 57 Northern Waterthrush 3 — 17 34 46 Wilson’s Warbler 4 11 14 54 18 † δD zone (Fig. 2) in which the station is located. ‡ Percentage of δD values from this zone.