Nichols et al.: Spatial and temporal distribution of Eubalaena glacialis in Cape Cod Bay 
279 
23 March - 5 April 
70° W 
\ - 42° N 
> 69.04 (top 5%) 
= 28.95-69.03 ( 75th— 95th percentile) 
= 12.3 1-28.94 (50th -75th percentile) 
= 5.37-12.30 (25th 50th percentile) 
= 0.01-5.36 (< 25th percentile) 
= 0 (effort > 0) 
no effort 
Figure 5 (continued) 
15 May to match the duration of fixed-gear fishery 
restrictions. The efficacy of management measures in 
Cape Cod Bay has range-wide importance for the right 
whale because a large portion of the remnant popula- 
tion frequents the bay and because the possibility of 
even a slight reduction in mortality may prevent spe- 
cies extinction. 
Acknowledgments 
We thank the aerial observers, the pilots of Ambroult 
Aviation, and the staff of the New England Aquarium. 
N. Jaquet (Provincetown Center for Coastal Studies), 
D. McKiernan and E. Lyman of the Massachusetts 
Division of Marine Fisheries (MADMF) reviewed ear- 
lier versions of this manuscript. Surveys were funded 
by MADMF with support from the National Oceanic 
and Atmospheric Administration (NOAA) and the 
Northeast Consortium and conducted under NOAA 
Fisheries permits 1014 and 633-1483. R. Kenney was 
supported by the NOAA Cooperative Marine Educa- 
tion and Research Program. This article is dedicated 
to those lost in a right whale survey aircraft crash on 
26 January 2003. 
Literature cited 
Allen, G. M. 
1916. The whalebone whales of New England. Mem. 
Boston Soc. Nat. Hist. 8:107-322. 
