Appendix K
Impact Dolphin Monitoring Survey Sighting Summary
Table 1
Impact Dolphin Monitoring Survey Sighting Table
Date |
Sighting Number |
Time |
Group Size |
Area |
Beaufort Sea State |
PSD |
Sighting |
Type |
Northing |
Easting |
Season |
Boat Association |
14/02/2013 |
572 |
9:46 |
1 |
NEL |
1 |
480 |
On |
Impact |
822136 |
818521 |
Winter |
No |
14/02/2013 |
573 |
15:27 |
4 |
NWL |
2 |
46 |
On |
Impact |
824156 |
807389 |
Winter |
No |
14/02/2013 |
575 |
15:49 |
1 |
NWL |
1 |
40 |
On |
Impact |
825485 |
807401 |
Winter |
No |
14/02/2013 |
576 |
16:33 |
1 |
NWL |
2 |
290 |
On |
Impact |
827239 |
806468 |
Winter |
No |
14/02/2013 |
577 |
16:39 |
4 |
NWL |
2 |
3 |
On |
Impact |
826636 |
806590 |
Winter |
No |
15/02/2013 |
579 |
14:34 |
17 |
NWL |
1 |
594 |
On |
Impact |
822862 |
805501 |
Winter |
No |
15/02/2013 |
581 |
15:20 |
2 |
NWL |
1 |
256 |
On |
Impact |
824844 |
805485 |
Winter |
No |
15/02/2013 |
582 |
15:55 |
2 |
NWL |
1 |
20 |
On |
Impact |
827093 |
805417 |
Winter |
No |
21/02/2013 |
587 |
12:36 |
3 |
NWL |
1 |
NA |
Opp |
Impact |
823996 |
804422 |
Winter |
No |
21/02/2013 |
589 |
13:00 |
9 |
NWL |
1 |
98 |
On |
Impact |
827507 |
806489 |
Winter |
Yes |
21/02/2013 |
590 |
13:52 |
9 |
NWL |
1 |
404 |
On |
Impact |
828991 |
807532 |
Winter |
Yes |
21/02/2013 |
591 |
16:36 |
2 |
NWL |
2 |
304 |
On |
Impact |
822091 |
812577 |
Winter |
No |
21/02/2013 |
592 |
16:52 |
1 |
NEL |
2 |
NA |
Opp |
Impact |
822299 |
813783 |
Winter |
No |
21/02/2013 |
593 |
17:07 |
2 |
NEL |
2 |
NA |
Opp |
Impact |
822307 |
813504 |
Winter |
No |
21/02/2013 |
594 |
17:09 |
7 |
NEL |
2 |
NA |
Opp |
Impact |
822433 |
813329 |
Winter |
No |
22/02/2013 |
596 |
13:07 |
2 |
NEL |
3 |
NA |
Opp |
Impact |
821844 |
812937 |
Winter |
No |
22/02/2013 |
597 |
13:11 |
1 |
NEL |
3 |
NA |
Opp |
Impact |
822128 |
813288 |
Winter |
No |
KEY:
Sighting Opp Opportunistic
On On effort
PSD Perpendicular Sighting Distance
Group
Size Represents best estimate for group encountered
NEL North East Lantau
NWL North West Lantau
Table 2. The Group Encounter Rate and Total Dolphin
Encounter Rate per Area
Group Encounter Rate (STG)* |
|
|
|
|
|
|
Date |
NEL Track |
NWL Track |
NEL Sightings |
NWL Sightings |
NEL Encounter Rate |
NWL Encounter Rate |
14 - 15/02/2013 |
37.9km |
73.7 km |
1 |
7 |
2.6% |
9.5% |
21 - 22/02/2013 |
37.4 km |
73.9 km |
0 |
3 |
0.0% |
4.1% |
Total Dolphin Encounter Rate (ANI)** |
|
|
|
|
|
|
Date |
NEL Track |
NWL Track |
NEL Dolphins |
NWL Dolphins |
NEL Encounter Rate |
NWL Encounter Rate |
14 - 15/02/2013 |
37.9km |
73.7 km |
1 |
31 |
2.6% |
42.1% |
21 - 22/02/2013 |
37.4 km |
73.9 km |
0 |
20 |
0.0% |
27.1% |
* The Group Encounter Rate (STG) presents encounter rates in terms of groups per 100km.
** The Total Dolphin Encounter Rate (ANI) presents
encounter rates in terms of individuals per 100km. And the encounter rate is not
corrected for individuals, calculation may represent
double counting.
January 2013
Photo
Identification Information
Table
1. Sightings of
Individually Identified Chinese White Dolphin (Sousa chinensis) January 2013
Identification Number |
Date (YYYY-MM-DD) |
Sighting Number |
Area Sighted |
HZMB 026 |
2013-01-28 |
561 |
NWL |
HMZB 027 |
2013-01-28 |
564 |
NWL |
HMZB 027 |
2013-01-28 |
568 |
NWL |
HZMB 051 |
2013-01-28 |
556 |
NWL |
HZMB 051 |
2013-01-28 |
559 |
NWL |
HZMB 064 |
2013-01-28 |
561 |
NWL |
HZMB 078 |
2013-01-08 |
552 |
NWL |
HZMB 079 |
2013-01-28 |
556 |
NWL |
HZMB 080 |
2013-01-28 |
556 |
NWL |
HZMB 081 |
2013-01-28 |
557 |
NWL |
HZMB 082 |
2013-01-28 |
563 |
NWL |
HZMB 083 |
2013-01-28 |
564 |
NWL |
HZMB 083 |
2013-01-28 |
568 |
NWL |
HZMB Code |
HZMB026 |
AFCD Code |
CHECK AGAINST AFCD LHS – NO
MATCH |
Name |
|
Sex |
Female (with calf below) |
Distinguishing features |
Nick half square mid dorsal Notch Scar Pigment spotted |
Note |
2013-01-28 |
Match |
|
2013-01-28
2013-01-28
HZMB Code |
HZMB027 |
AFCD Code |
CHECKED AGAINST AFCD (see note) NO MATCH |
Name |
|
Sex |
|
Distinguishing features |
Nick: flattened apex dorsal fin
(flat cut) Notch: Scar: Pigment: |
Note |
Damage Possible match NL139 but
baseline image provided not perpendicular, out of focus, and low resolution.
Appropriate quality image required. |
Match |
YES |
2012-09-04
HZMB Code |
HZMB051 |
AFCD Code |
NL213 |
Name |
|
Sex |
|
Distinguishing features |
Notch apex dorsal Deep v-shape nick top dorsal Notch top dorsal V-shape nick top dorsal Shallow nick mid-dorsal |
Note |
|
Match |
YES |
2013-01-28
2012-10-12
HZMB Code |
HZMB064 |
AFCD Code |
COMPARED TO AFCD RHS NO MATCH |
Name |
|
Sex |
|
Distinguishing features |
Notch apex dorsal Nick top dorsal Marbled RHS |
Note |
2012-10-12 |
Match |
|
2013-01-28
2012-12-10
HZMB Code |
HZMB078 |
AFCD Code |
COMPARED AFCD CATALOGUE NO MATCH |
Name |
|
Sex |
Female (with calf) |
Distinguishing features |
Indented fin leading apex Shallow nick x 2 mid dorsal V nick base dorsal RHS |
Note |
2013-01-08 |
Match |
|
2013-01-28
HZMB Code |
HZMB079 |
AFCD Code |
COMPARED AFCD CATALOGUE NO MATCH |
Name |
|
Sex |
|
Distinguishing features |
Shallow nick apex dorsal Bulbous apex V nick base dorsal LHS |
Note |
2013-01-28 |
Match |
|
2013-01-28
HZMB Code |
HZMB080 |
AFCD Code |
COMPARED AFCD CATALOGUE NO MATCH |
Name |
|
Sex |
|
Distinguishing features |
Notch and nick apex dorsal Notch x 2 mid dorsal Square notch V nick mid dorsal V nick x 2, notch x 2 base
dorsal Marbled |
Note |
2013-01-28 |
Match |
|
2013-01-28
HZMB Code |
HZMB081 |
AFCD Code |
COMPARED AFCD CATALOGUE NO MATCH |
Name |
|
Sex |
|
Distinguishing features |
Large dark notch apex fin V notch mid fin Rounded nick mid fin V nick mid fin Square notch mid fin Rounded nick base fin Spotted RHS |
Note |
2013-01-28 |
Match |
|
HZMB Code |
HZMB082 |
AFCD Code |
COMPARED AFCD CATALOGUE NO MATCH |
Name |
|
Sex |
|
Distinguishing features |
Dark notch apex fin Rounded nick apex fin Downward slanting notch mid fin
x 2 Rounded nick mid fin Rounded nick x 2 base fin Notch x 2 base fin LHS |
Note |
2013-01-28 |
Match |
|
HZMB Code |
HZMB083 |
AFCD Code |
|
Name |
|
Sex |
|
Distinguishing features |
Rounded apex Shallow nick apex dorsal Square notch top dorsal Rounded nick/square notch mid
dorsal V nick base dorsal Rounded nick base dorsal |
Note |
2013-01-28 |
Match |
YES |
2013-01-28