TO:                    COMSUBPAC, COMSUBASIATIC

FROM:             COMSUBRON 10A

SUBJECT:        MARCH 01 CYCLE 2 REPORT.

                         JUNE - JULY 1942

THREE OF THE S-BOATS USED MANUAL TDC, SS-154 (S-43), SS-155 (S-44) AND SS-158 (S-47) ALL OTHER BOATS USED AUTO-TDC SS-158 (S-47) HAS NOT REPORTED IN YET.

ALL BOATS OPERATED IN THE SOLOMONS WITH A PRIMARY AND A SECONDARY ZONE ASSIGNED FROM THE SOLOMONS CHART AS INDICATED.

SHIP ACTIVITY WAS HEAVY AROUND BOUGAINVILLE AND LIGHT IN THE SLOT AND TO THE SOUTH AND EAST SIDES OF THE PATROL ZONE

0 WARSHIPS

3 MERCHANTS 21950 GROSS TONS 7245 ADJUSTED TONS

SS-153 S-42 - SI-3 - ON STATION 6/2 - 6/12

1 WARSHIP 5832 GROSS TONS 1944 ADJUSTED TONS CL - KUMA CLASS

2 MERCHANTS 10700 GROSS TONS 3570 ADJUSTED TONS

SS-154 S-43 - SI-6 - SI-7 - ON STATION 6/8 - 6/12

0 WARSHIPS

1 MERCHANT 3860 GROSS TONS 3860 ADJUSTED TONS

SS-155 S-44 - SI-1 AND SI-2 - ON STATION 6/2 - 6/16

0 WARSHIPS

5 MERCHANT 26060 GROSS TONS 26060 ADJUSTED TONS

SS-156 S-45 - SI-2 - SI-3 - ON STATION 6/8 - 6/11

PHOTO RECON OF KIETA HARBOR

0 WARSHIP DAMAGED CL - TONE CLASS

3 MERCHANTS 20530 GROSS TONS 6845 ADJUSTED TONS

SS-157 S-46 - RWCL not assigned.

0 WARSHIPS

0 MERCHANTS

SS-158 S-47 - SI-7 AND SI-1 - MISSING IN ACTION

0 WARSHIPS

SUBRON TOTALS

5 COMPLETED, 1 M.I.A. - DAMAGE TO SHIPS AS FOLLOWS

SS-199 NO DAMAGE

SS-153 HULL 7%                                    REPAIR TIME 3 DAYS

SS-154 HULL 12%     SYSTEM 5%      REPAIR TIME 4 DAYS

SS-155 NO DAMAGE

SS-156 NO DAMAGE

SS-157 RWCL

SUBRON 10A DAMAGE INFLICTED ON THE ENEMY

1 WARSHIPS         5832 GROSS TONS    1944 ADJUSTED TONS   KUMA(CL)  TONE(CA) DAMAGED