4/01/08 - Map
Acoustically detected in the vicinity of the Boston shipping lanes 30 nm southeast of Boston, MA in an 8 nm radius around position 42-20N 070-21W
Acoustically detected in the vicinity of the Boston shipping lanes 35 nm southeast of Boston, MA in an 8 nm radius around position 42-21N 070-41W
Acoustically detected in the vicinity of the Boston shipping lanes 40 nm southeast of Boston, MA in an 8 nm radius around position 42-20N 070-27W
Acoustically detected in the vicinity of the Boston shipping lanes 45 nm southeast of Boston, MA in an 8 nm radius around position 42-18N 070-02W
PERSISTENT AGGREGATIONS:
3 sighted in the vicinity of the Boston shipping lanes 35 nm southeast of Boston, MA in an 8 nm radius around position 42-08N 070-23W
12 sighted 45 nm southeast of Boston, MA in an 8 nm radius around position 41-54N 070-23W
9 sighted in the vicinity of the Boston shipping lanes 70 nm southeast of Boston, MA in an 8 nm radius around position 41-45N 069-41W
13 sighted in the vicinity of the Boston shipping lanes 80 nm southeast of Boston, MA in an 8 nm radius around position 41-40N 069-32W
4 sighted in the vicinity of the Boston shipping lanes 90 nm southeast of Boston, MA in an 8 nm radius around position 41-34N 069-25W
6 sighted in the vicinity of the Boston shipping lanes 50 nm southeast of Boston, MA in an 8 nm radius around position 42-07N 070-04W

4/02/08 - Map
Acoustically detected in the vicinity of the Boston shipping lanes 30 nm southeast of Boston, MA in an 8 nm radius around position 42-20N 070-21W
Acoustically detected in the vicinity of the Boston shipping lanes 35 nm southeast of Boston, MA in an 8 nm radius around position 42-21N 070-41W
Acoustically detected in the vicinity of the Boston shipping lanes 35 nm southeast of Boston, MA in an 8 nm radius around position 42-19N 070-14W
PERSISTENT AGGREGATIONS:
3 sighted in the vicinity of the Boston shipping lanes 35 nm southeast of Boston, MA in an 8 nm radius around position 42-08N 070-23W
12 sighted 45 nm southeast of Boston, MA in an 8 nm radius around position 41-54N 070-23W
9 sighted in the vicinity of the Boston shipping lanes 70 nm southeast of Boston, MA in an 8 nm radius around position 41-45N 069-41W
13 sighted in the vicinity of the Boston shipping lanes 80 nm southeast of Boston, MA in an 8 nm radius around position 41-40N 069-32W
4 sighted in the vicinity of the Boston shipping lanes 90 nm southeast of Boston, MA in an 8 nm radius around position 41-34N 069-25W
6 sighted in the vicinity of the Boston shipping lanes 50 nm southeast of Boston, MA in an 8 nm radius around position 42-07N 070-04W

4/05/08 - Map
Acoustically detected in the vicinity of the Boston shipping lanes 15 nm east of Boston, MA in an 8 nm radius around position 42-21N 070-41W
PERSISTENT AGGREGATIONS:
3 sighted in the vicinity of the Boston shipping lanes 35 nm southeast of Boston, MA in an 8 nm radius around position 42-08N 070-23W
12 sighted 45 nm southeast of Boston, MA in an 8 nm radius around position 41-54N 070-23W
9 sighted in the vicinity of the Boston shipping lanes 70 nm southeast of Boston, MA in an 8 nm radius around position 41-45N 069-41W
13 sighted in the vicinity of the Boston shipping lanes 80 nm southeast of Boston, MA in an 8 nm radius around position 41-40N 069-32W
4 sighted in the vicinity of the Boston shipping lanes 90 nm southeast of Boston, MA in an 8 nm radius around position 41-34N 069-25W
6 sighted in the vicinity of the Boston shipping lanes 50 nm southeast of Boston, MA in an 8 nm radius around position 42-07N 070-04W

4/07/08 - Map
2 sighted in the vicinity of the Boston shipping lanes 30 nm east of Boston, MA in an 8 nm radius around position 42-23N 070-24W
Acoustically detected in the vicinity of the Boston shipping lanes 45 nm southeast of Boston, MA in an 8 nm radius around position 42-18N 070-02W
Acoustically detected in the vicinity of the Boston shipping lanes 50 nm southeast of Boston, MA in an 8 nm radius around position 42-14N 069-57W
Acoustically detected in the vicinity of the Boston shipping lanes 55 nm southeast of Boston, MA in an 8 nm radius around position 42-09N 069-54W
Acoustically detected in the vicinity of the Boston shipping lanes 55 nm southeast of Boston, MA in an 8 nm radius around position 42-05N 069-51W
PERSISTENT AGGREGATIONS:
3 sighted in the vicinity of the Boston shipping lanes 35 nm southeast of Boston, MA in an 8 nm radius around position 42-08N 070-23W
12 sighted 45 nm southeast of Boston, MA in an 8 nm radius around position 41-54N 070-23W

4/08/08 - Map
Acoustically detected in the vicinity of the Boston shipping lanes 15 nm east of Boston, MA in an 8 nm radius around position 42-21N 070-41W
Acoustically detected in the vicinity of the Boston shipping lanes 55 nm southeast of Boston, MA in an 8 nm radius around position 42-05N 069-51W
1 sighted in the vicinity of the Boston shipping lanes 55 nm east of Boston, MA in an 8 nm radius around position 42-24N 069-50W
4 sighted in the vicinity of the Boston shipping lanes 40 nm southeast of Boston, MA in an 8 nm radius around position 42-12N 070-11W
10 sighted in the vicinity of the Boston shipping lanes 30 nm southeast of Boston, MA in an 8 nm radius around position 42-09N 070-23W
35 sighted 40 nm southeast of Boston, MA in an 8 nm radius around position 41-51N 070-25W

4/09/08 - Map
4 sighted in the vicinity of the Boston shipping lanes 100 nm southeast of Boston, MA in an 8 nm radius around position 41-22N 069-13W
Acoustically detected in the vicinity of the Boston shipping lanes 55 nm southeast of Boston, MA in an 8 nm radius around position 42-05N 069-51W
PERSISTENT AGGREGATIONS:
4 sighted in the vicinity of the Boston shipping lanes 40 nm southeast of Boston, MA in an 8 nm radius around position 42-12N 070-11W
10 sighted in the vicinity of the Boston shipping lanes 30 nm southeast of Boston, MA in an 8 nm radius around position 42-09N 070-23W
35 sighted 40 nm southeast of Boston, MA in an 8 nm radius around position 41-51N 070-25W

4/10/08 - Map
60 sighted 40 nm southeast of Boston, MA in an 8 nm radius around position 41-52N 070-12W
5 sighted 40 nm southeast of Boston, MA in an 8 nm radius around position 42-02N 070-12W
PERSISTENT AGGREGATIONS:
4 sighted in the vicinity of the Boston shipping lanes 100 nm southeast of Boston, MA in an 8 nm radius around position 41-22N 069-13W
4 sighted in the vicinity of the Boston shipping lanes 40 nm southeast of Boston, MA in an 8 nm radius around position 42-12N 070-11W
10 sighted in the vicinity of the Boston shipping lanes 30 nm southeast of Boston, MA in an 8 nm radius around position 42-09N 070-23W

4/11/08 - Map
2 sighted 40 nm southeast of Boston, MA around 41-51N 070-30W
18 sighted 50 nm southeast of Boston, MA around 41-47N 70-10W
9 sighted 95 nm east-southeast of Boston, MA around 41-51N 69-00W
2 sighted in the vicinity of the Boston shipping lanes 85 nm east-southeast of Boston, MA around 41-36N 69-23W
56 sighted 36 nm Southeast of Boston, MA around 42-03N 070-19W
4 sighted in the vicinity of the Boston shipping lanes 100 nm southeast of Boston, MA around position 41-22N 069-13W
4 sighted in the vicinity of the Boston shipping lanes 40 nm east-southeast of Boston, MA in an 8 nm radius around position 42-12N 070-11W
Acoustically detected between the BD and BE buoys in the Boston shipping lanes.

4/12/08 - Map
10 sighted 45 nm southeast of Boston, MA around 41-48N 070-23W
10 sighted 45 nm south-southeast of Boston around 42-02N 070-09W
2 sighted in the vicinity of the Boston shipping lanes 85 nm east-southeast of Boston around 41-36N 69-23W
PERSISTENT AGGREGATIONS:
18 sighted 50 nm southeast of Boston around 41-47N 70-10W
9 sighted 95 nm east-southeast of Boston around 41-51N 69-00W
56 sighted 36 nm southeast of Boston around 42-03N 070-19W
4 sighted In the vicinity of the Boston shipping lanes 100 nm southeast of Boston around position 41-22N 069-13W
4 sighted in the vicinity of the Boston shipping lanes 40 nm east-southeast of Boston around position 42-12N 070-11W
Acoustically detected between the BC and BE buoys in the Boston shipping lanes

4/13/08 - Map
25 sighted 45 nm southeast of Boston, MA around 41-48N 070-23W
3 sighted 80 nm east of Boston around 41-12N 69-12W
Acoustically detected between the BC and BF buoys in the Boston shipping lanes
PERSISTENT AGGREGATIONS:
10 sighted 45 nm south-southeast of Boston around 42-02N 070-09W
18 sighted 50 nm southeast of Boston around 41-47N 70-10W
9 sighted 95 nm east-southeast of Boston around 41-51N 69-00W
56 sighted 36 nm southeast of Boston around 42-03N 070-19W
4 sighted in the vicinity of the Boston shipping lanes 100 nm southeast of Boston around position 41-22N 069-13W
4 sighted in the vicinity of the Boston shipping lanes 40 nm east-southeast of Boston around position 42-12N 070-11W

4/14/08 - Map
35 sighted 40 nm southeast of Boston around 42-07N 070-12W
23 sighted 42 nm southeast of Boston around 41-58N 070-14W
25 sighted 45 nm southeast of Boston around 41-48N 070-23W
Acoustically detected between the BC and BF buoys in the Boston shipping lanes
PERSISTENT AGGREGATIONS:
3 sighted 80 nm east of Boston around 41-12N 69-12W
18 sighted 50 nm southeast of Boston around 41-47N 70-10W
9 sighted 95 nm east-southeast of Boston around 41-51N 69-00W
4 sighted in the vicinity of the shipping lanes 100 nm southeast of Boston around position 41-22N 069-13W

4/15/08 - Map
70 sighted 50 nm southeast of Boston around 41-49N 070-16W
Acoustically detected between the BC and BF buoys in the Boston shipping lanes
PERSISTENT AGGREGATIONS:
35 sighted 40 nm southeast of Boston around 42-07N 070-12W
23 sighted 42 nm southeast of Boston around 41-58N 070-14W
3 sighted 80 nm east of Boston around 41-12N 69-12W
9 sighted 95 nm east-southeast of Boston around 41-51N 69-00W
4 sighted in the vicinity of the shipping lanes 100 nm southeast of Boston around position 41-22N 069-13W

4/16/08 - Map
1 sighted 30 nm northeast of Boston around 42-39N 070-32W
1 sighted 125 nm southeast of Boston around 41-57N 068-18W
1 sighted 115 nm southeast of Boston around 42-00N 068-30W
9 sighted 105 nm southeast of Boston around 41-55N 068-50W
Acoustically detected between the BC and BE buoys in the Boston shipping lanes
PERSISTENT AGGREGATIONS:
70 sighted 50 nm southeast of Boston around 41-49N 070-16W
35 sighted 40 nm southeast of Boston around 42-07N 070-12W
23 sighted 42 nm southeast of Boston around 41-58N 070-14W
3 sighted 80 nm east of Boston around 41-12N 69-12W
9 sighted 95 nm east-southeast of Boston around 41-51N 69-00W
4 sighted in the vicinity of the shipping lanes 100 nm southeast of Boston around position 41-22N 069-13W

4/17/08 - Map
4 sighted 30 nm southeast of Boston around 41-58N 070-33W
Acoustically detected between the BC and BD buoys in the Boston shipping lanes
PERSISTENT AGGREGATIONS:
9 sighted 105 nm southeast of Boston around 41-55N 068-50W
70 sighted 50 nm southeast of Boston around 41-49N 070-16W
35 sighted 40 nm southeast of Boston around 42-07N 070-12W
23 sighted 42 nm southeast of Boston around 41-58N 070-14W
3 sighted 80 nm east of Boston around 41-12N 69-12W
9 sighted 95 nm east-southeast of Boston around 41-51N 69-00W
4 sighted in the vicinity of the shipping lanes 100 nm southeast of Boston around position 41-22N 069-13W

4/18/08 - Map
Acoustically detected between the BF and BC buoys in the Boston shipping lanes
PERSISTENT AGGREGATIONS:
4 sighted 30 nm southeast of Boston around 41-58N 070-33W
9 sighted 105 nm southeast of Boston around 41-55N 068-50W
70 sighted 50 nm southeast of Boston around 41-49N 070-16W
35 sighted 40 nm southeast of Boston around 42-07N 070-12W
23 sighted 42 nm southeast of Boston around 41-58N 070-14W
3 sighted 80 nm east of Boston around 41-12N 69-12W
9 sighted 95 nm east-southeast of Boston around 41-51N 69-00W
4 sighted in the vicinity of the shipping lanes 100 nm southeast of Boston around position 41-22N 069-13W

4/19/08 - Map
Acoustically detected between the BF and BC buoys in the Boston shipping lanes
PERSISTENT AGGREGATIONS:
4 sighted 30 nm southeast of Boston around 41-58N 070-33W
9 sighted 105 nm southeast of Boston around 41-55N 068-50W
70 sighted 50 nm southeast of Boston around 41-49N 070-16W
35 sighted 40 nm southeast of Boston around 42-07N 070-12W
23 sighted 42 nm southeast of Boston around 41-58N 070-14W
3 sighted 80 nm east of Boston around 41-12N 69-12W
9 sighted 95 nm east-southeast of Boston around 41-51N 69-00W
4 sighted in the vicinity of the shipping lanes 100 nm southeast of Boston around position 41-22N 069-13W

4/20/08 - Map
58 sighted 45 nm southeast of Boston around 41-56N 070-11W
Acoustically detected between the BF and BC buoys in the Boston shipping lanes
PERSISTENT AGGREGATIONS:
4 sighted 30 nm southeast of Boston around 41-58N 070-33W
9 sighted 105 nm southeast of Boston around 41-55N 068-50W
35 sighted 40 nm southeast of Boston around 42-07N 070-12W
3 sighted 80 nm east of Boston around 41-12N 69-12W
9 sighted 95 nm east-southeast of Boston around 41-51N 69-00W
4 sighted in the vicinity of the shipping lanes 100 nm southeast of Boston around position 41-22N 069-13W

4/21/08 - Map
2 sighted in the vicinity of the Boston shipping lanes 30 nm southeast of Boston around 42-08N 070-24W
44 sighted 45 nm southeast of Boston around 41-55N 070-15W
1 sighted 40 nm southeast of Boston around 41-49N 070-27W
Acoustically detected between the BE and BC buoys in the Boston shipping lanes
PERSISTENT AGGREGATIONS:
4 sighted 30 nm southeast of Boston around 41-58N 070-33W
9 sighted 105 nm southeast of Boston around 41-55N 068-50W
35 sighted 40 nm southeast of Boston around 42-07N 070-12W
3 sighted 80 nm east of Boston around 41-12N 69-12W
9 sighted 95 nm east-southeast of Boston around 41-51N 69-00W
4 sighted in the vicinity of the shipping lanes 100 nm southeast of Boston around position 41-22N 069-13W

4/22/08 - Map
12 sighted in the vicinity of the Boston shipping lanes 40 nm southeast of Boston around 42-04N 070-19W
Acoustically detected between the BE and BC buoys in the Boston shipping lanes
PERSISTENT AGGREGATIONS:
44 sighted 45 nm southeast of Boston around 41-55N 070-15W
4 sighted 30 nm southeast of Boston around 41-58N 070-33W
9 sighted 105 nm southeast of Boston around 41-55N 068-50W
3 sighted 80 nm east of Boston around 41-12N 69-12W
9 sighted 95 nm east-southeast of Boston around 41-51N 69-00W
4 sighted in the vicinity of the shipping lanes 100 nm southeast of Boston around position 41-22N 069-13W

4/23/08 - Map
Acoustically detected between the BE and BC buoys in the Boston shipping lanes
PERSISTENT AGGREGATIONS:
12 sighted in the vicinity of the Boston shipping lanes 40 nm southeast of Boston around 42-04N 070-19W
44 sighted 45 nm southeast of Boston around 41-55N 070-15W
4 sighted 30 nm southeast of Boston around 41-58N 070-33W
9 sighted 105 nm southeast of Boston around 41-55N 068-50W
3 sighted 80 nm east of Boston around 41-12N 69-12W
9 sighted 95 nm east-southeast of Boston around 41-51N 69-00W

4/24/08 - Map
1 sighted in the vicinity of the Boston shipping lanes 20 nm southeast of Boston around 42-12N 070-38W
2 sighted 45 nm northeast of Cape May, NJ around 39-28N 074-01W
Acoustically detected between the BE and BC buoys in the Boston shipping lanes
PERSISTENT AGGREGATIONS:
12 sighted in the vicinity of the Boston shipping lanes 40 nm southeast of Boston around 42-04N 070-19W
44 sighted 45 nm southeast of Boston around 41-55N 070-15W
4 sighted 30 nm southeast of Boston around 41-58N 070-33W
9 sighted 105 nm southeast of Boston around 41-55N 068-50W
3 sighted 80 nm east of Boston around 41-12N 69-12W
9 sighted 95 nm east-southeast of Boston around 41-51N 69-00W

4/25/08 - Map
21 sighted in the vicinity of the Boston Shipping lanes 115 nm South of Boston, Ma in an 8 nm radius around position 41-33N 069-18W
3 sighted 120 nm Southeast of Boston, MA around 41-46N 068-46W
5 sighted 130 nm Southeast of Boston, MA around 41-32N 068-50W
Acoustically detected between the BE and BC buoys in the Boston shipping lanes
PERSISTENT AGGREGATIONS:
2 sighted 45 nm northeast of Cape May, NJ around 39-28N 074-01W
12 sighted in the vicinity of the Boston shipping lanes 40 nm southeast of Boston around 42-04N 070-19W
44 sighted 45 nm southeast of Boston around 41-55N 070-15W
4 sighted 30 nm southeast of Boston around 41-58N 070-33W
3 sighted 80 nm east of Boston around 41-12N 69-12W

4/26/08 - Map
Acoustically detected between the BE and BC buoys in the Boston shipping lanes
PERSISTENT AGGREGATIONS:
21 sighted in the vicinity of the Boston Shipping lanes 115 nm South of Boston, Ma in an 8 nm radius around position 41-33N 069-18W
3 sighted 120 nm Southeast of Boston, MA around 41-46N 068-46W
5 sighted 130 nm Southeast of Boston, MA around 41-32N 068-50W
2 sighted 45 nm northeast of Cape May, NJ around 39-28N 074-01W
12 sighted in the vicinity of the Boston shipping lanes 40 nm southeast of Boston around 42-04N 070-19W
44 sighted 45 nm southeast of Boston around 41-55N 070-15W
4 sighted 30 nm southeast of Boston around 41-58N 070-33W
3 sighted 80 nm east of Boston around 41-12N 69-12W

4/27/08 - Map
8 sighted 45 nm Southeast of Boston, MA around 41-47N 070-28W
Acoustically detected between the BE and BC buoys in the Boston shipping lanes
PERSISTENT AGGREGATIONS:
21 sighted in the vicinity of the Boston Shipping lanes 115 nm South of Boston, Ma in an 8 nm radius around position 41-33N 069-18W
3 sighted 120 nm Southeast of Boston, MA around 41-46N 068-46W
5 sighted 130 nm Southeast of Boston, MA around 41-32N 068-50W
12 sighted in the vicinity of the Boston shipping lanes 40 nm southeast of Boston around 42-04N 070-19W
44 sighted 45 nm southeast of Boston around 41-55N 070-15W
4 sighted 30 nm southeast of Boston around 41-58N 070-33W

4/29/08 - Map
Acoustically detected between the BF and BC buoys in the Boston shipping lanes
PERSISTENT AGGREGATIONS:
8 sighted 45 nm Southeast of Boston, MA around 41-47N 070-28W
21 sighted in the vicinity of the Boston Shipping lanes 115 nm South of Boston, Ma in an 8 nm radius around position 41-33N 069-18W
3 sighted 120 nm Southeast of Boston, MA around 41-46N 068-46W
5 sighted 130 nm Southeast of Boston, MA around 41-32N 068-50W
12 sighted in the vicinity of the Boston shipping lanes 40 nm southeast of Boston around 42-04N 070-19W
44 sighted 45 nm southeast of Boston around 41-55N 070-15W
4 sighted 30 nm southeast of Boston around 41-58N 070-33W