TABLES Continued 



Number Page 



25 Summary of mean group sizes for birds in STEX 52 



26 Summary of mean group sizes for birds in NTEX 53 



27 Summary of mean group sizes for birds in NFLA 54 



28 Summary of mean group sizes for birds in SFLA 55 



29 The number of surface vessels seen during aerial 



surveys 56 



30 Density statistics for selected species in seasonal 



samples 60 



31 Density statistics for selected species in the NFLA 



subunit 61 



32 Density statistics for selected species in the SFLA 



subunit 62 



33 The number of sightings made at low and high altitudes in 



STEX during August 66 



34 The number of sightings made at low and high altitudes in 



NTEX during August 66 



35 The number of sightings made at low and high altitudes in 



STEX during November 67 



36 The number of sightings made at low and high altitudes in 



NTEX during November 67 



37 The number of sightings made at low and high altitudes in 



NFLA during August 68 



IX 



