APPENDIX G

Counts of waterfowl Species of Conservation Concern in fishponds in the San Tin / Lok Ma Chau area of the Deep Bay Wetland Conservation Area

See Appendix Figure C1 for locations of ponds

Source: Winter Waterfowl Counts Report 1998-1999 HKBWS (1999); Waterfowl Monitoring Programme, HKBWS, unpublished data.

Pond Number	292	293	294	295	296a	296b	296c	297
Great Cormorant
January					x	2	x
February						2	x	8
March							x
April
May
June
Chinese Pond Heron
January					x		x
February		4	1	2	3		x	12
March						1	x
April						1
May	1		4
June
Little Egret
January			45		x	40	x	2
February				1		4	x	60
March						2	x
April						2
May			1				1	1
June								1
Great Egret
January			115		x	53	x	2
February						1	x
March							x
April
May			1				1
June
Grey Heron
January			1		x	3	x
February							x	3
March							x
April
May
June
Total waterbirds	1	4	168	3	3	111	2	89
Average per visit	0.1667	0.6667	28	0.5	0.6	18.5	0.6667	14.833
number on wet draining ponds
Average per wet pond per visit
no. on full or long-dry ponds	1	4	168	3	3	111	2	89
Average per non-draining pond per visit	0.1667	0.6667	28	0.5	0.6	18.5	0.6667	14.833

Pond Number	298	299	300	301	302	303a	303b	304
Great Cormorant
January			20				x
February				2
March		2
April
May
June
Chinese Pond Heron
January						1	x
February						4	1
March			6
April			6
May	1
June
Little Egret
January	20	35	30			1	x
February				30		66	2
March			2
April			2
May					1		2
June
Great Egret
January		10	20				x
February				1		16
March
April
May
June
Grey Heron
January		15	20			1	x
February	2	3	1	10		3
March
April
May
June
Total waterbirds	23	65	107	43	1	92	5	0
Average per visit	3.8333	10.833	17.833	7.1667	0.1667	15.333	1	0
number on wet draining ponds		60				89		0
Average per wet pond per visit		60				89		0
no. on full or long-dry ponds	23	5	107	43	1	3	5	0
Average per non-draining pond per visit	3.8333	1	17.833	7.1667	0.1667	0.6	1	0

Pond Number	305	306	307	308	309	310	311	312
Great Cormorant
January
February			9		2
March	1						1
April
May
June
Chinese Pond Heron
January	1
February
March						1
April
May	1	2				3		1
June
Little Egret
January						5
February	1		1		8		2	14
March
April
May			1			2
June
Great Egret
January
February
March
April
May
June
Grey Heron
January
February	1		1	2		1	1	2
March
April
May
June
Total waterbirds	5	2	12	2	10	12	4	17
Average per visit	0.8333	0.3333	2	0.3333	1.6667	2	0.6667	2.8333
number on wet draining ponds				0
Average per wet pond per visit				0
no. on full or long-dry ponds	5	2	12	2	10	12	4	17
Average per non-draining pond per visit	0.8333	0.3333	2	0.4	1.6667	2	0.6667	2.8333

Pond Number	313	314	315	316	317	318	319	320	321
Great Cormorant
January				1
February
March
April
May
June
Chinese Pond Heron
January								5	2
February			2	2				2
March					1	1
April								4
May	2		1		3			2	3
June							1	1
Little Egret
January								1	10
February	1
March
April					1		1		19
May	1			1					1
June
Great Egret
January
February
March				2
April				2		1
May
June
Grey Heron
January
February				1
March
April
May
June
Total waterbirds	4	0	3	9	5	2	2	15	35
Average per visit	0.6667	0	0.5	1.5	0.8333	0.3333	0.3333	2.5	5.8333
number on wet draining ponds	1						1		31
Average per wet pond per visit	1						0.5		15.5
no. on full or long-dry ponds	3	0	3	9	5	2	1	15	4
Average per non-draining pond per visit	0.6	0	0.5	1.5	0.8333	0.3333	0.25	2.5	1