Page 78 - Atlas Sea Birds Ver1

2014 b 8
2020 b 8
a Crawford et al. (1981)
b Unpublished count data from aerial photographs of
Department of Forestry, Fisheries and Environment, South
Africa or Ministry of Fisheries and Marine Resources,
Namibia
c Kemper et al. (2007)

Cape Cormorant
Year No. of pairs
1956 a 2569
A photograph of Bird Rock platform, Walvis Bay taken in 2014 1967 b 2281
by Namibia’s Ministry of Fisheries and Marine Resources. Some
cormorants are nesting around the edges and interior structures. 1978 a 322
A few pelicans are present
1979 b 1449
Great White Pelican 1988 c 924
For information in Crawford et al. (1981) and for unpublished
counts, the mid-points of ranges were used. Whenever 1992 c 3000
possible counts of nests were made. Alternatively, numbers 1993 c 438
of adults were counted and divided by two to estimate
pairs. A chick was assumed to represent a pair as pairs 1996 c 8677
only rear one chick (Cooper 1980). In a particular year, the 1997 c 1554
maximum estimate obtained from counts of nests, adults or
chicks was used. 1998 c 3942
2002 c 5865
Year No. of pairs
2004 c 5274
1956 a 135
2005 c 1167
1967 a 524
2011 d 9056
1969 a 300
2014 d 1434
1970 a 300
2020 d 130
1971 a 300
a Cooper et al. (1982)
1974 a 275 b Department of Forestry, Fisheries and Environment, South
1977 a 60 Africa (unpublished data)
c Crawford et al. (2007)
1978 a 186 d Ministry of Fisheries and Marine Resources, Namibia
1979 b 88 (unpublished data)
1988 b 171 White-breasted Cormorant
1992 b 168 Year No. of pairs
1993 c 204 1958 a 21
1996 b 74 1978 a 754
1997 b 71 2014 b 40
1998 b 121 2020 b 18
2002 b 54 a Brooke et al. (1982)
2003 b 15 b Ministry of Fisheries and Marine Resources, Namibia
(unpublished data)
2004 b 51
2005 b 28 Crowned Cormorant
2006 b 8 Year No. of pairs
1965 a 20
1973 a 104

72