BHARATIYA NAU SENA: DEPLOYMENT, 31/12/41
NORTHWESTERN MARITIME DISTRICT:
Major Assets: 1 BB, 4 AC, 7 (2) CL, 23(3) DD, 11 SS, 1 CVS, 2 CV, 1(1) CVL, 1 MT
Minor Assets: 8 mine warfare, 12 patrol/escort
Light Forces: 28 MTB, 4 MGB, 20 ASWL
At Mumbai (Fleet Base)
First Battle Squadron: BB Shah Jahan (F), CL Surat, DD Bhubaneshwar, Agartala, Pali, Veraval
Second Naval Aviation Squadron: (inactive at this time)
Fourth Naval Aviation Squadron: CVS Nizam Sagar, DD Kota, Gorakhpur
Fifth Destroyer Squadron: DD Dabra, Dadra, Datia, Dewas
Seventh Naval Aviation Squadron : CV Val, CL Indore, AC Mumbai, CLAA Patna, Ludhiana, DD Mimach, Mahbumagur, Jorhat, Bellary
Third Cruiser Squadron: AC Hyderabad, Bangalore, DD Bareilly, Meerut, Churu
Sixth Naval Aviation Squadron: CV Talwar, CL Ahmadabad, AC Delhi, CLAA Patan, Panna, DD Miraj, Damoh, Khargon, Murwara
Second Destroyer Squadron: DD Magar Macchh, Kachhuaa
Second Submarine Squadron: SS I-6, I-7, I-8, I-11, I-13
Fourth Submarine Squadron: SS I-24, I-25, I-26, I-27, I-28, I-29
First Coastal Defence Squadron: BM Bindusara, CM Dudna, AM Chindwin, Yamuna
Eight Coastal Defence Squadron: PM Penner, Maha, Pali, Manik
Tenth Escort Squadron: PP Kantabanji, Ambikapur, Titlagarh, Boran
Persian First Indian Ocean Squadron: CVL Oqab, CL Palang, Bahr, DD Burijas, Asto Vidatu, Dev (attached)
Sixth Escort Squadon: PP Vidisha, Vellore, Viluppuram, Vijayawada
Seventh Escort Squadron: (inactive at this time)
Joint Amphibious Squadron: LCC Field Marshal Dhoni, LSI General Bindra, General Kumar, Colonel Malhotra, General Patil, LCV 1-9, LST 1-3, APD-1, APD-2, APD-3, APD-4, LCVP 1-104, CVL Katar, Persian APD-1 and APD-2, Persian LCVP 1-22
Light Forces: 12 MTB, 4 ASWL
Fleet Train: AT Petty Officer Surinder Grival, Seaman Himanshi Bagchi, Commodore Laloo Sen, AR Otta, AO Ramree Island, Ceylon, AV Vel
At Porbander (Depot):
First Patrol Squadron: PF Nanda Devi, Kula Kangri
Light Forces: 4 MTB, 4 ASWL
Fleet Train: AT Lieutenant Narayan Bajpai
At As Salif (Depot):
First Escort Squadron: PP Kudligi, Patan
Third Coastal Defence Squadron: AM Ghaghara
Light Forces: 12 MTB, 4 MGB, 12 ASWL
Fleet Train: AT Midshipman Neha Parashar
SOUTHWESTERN MARITIME DISTRICT
Major Assets: 1 (1) CA, 0 (1) CL, 5 (3) DD, 4 SS, 1 CVL, 1 CVS
Minor Assets: 1 mine warfare, 12 patrol/escort
Light Forces: 12 MTB, 15 ASWL
At Colombo (Depot):
Light Forces: 4 MTB, 4 ASWL
Fleet Train: AT Captain Jagan Rane
At Male (Minor Base)
Third Naval Aviation Squadron: CVS Gaudhi Sagar, DD Dhanbad, Guwahati
Persian Second Indian Ocean Squadron: CA Kaveh, CL Isfahan, DD Vouruskasha, Khalij-e fars, Dariae Mazenderan (attached)
Fifth Cruiser Squadron: CA Vadodara (F), DD Firozabad, Hasawa, Gumla
Eighth Submarine Squadron: SS I-30, I-31, I-32, I-33
Second Patrol Squadron: PF Karakoram, Pidurutalagda
Fourth Escort Squadron: PP Pudukkottai, Gadag,
Fifth Escort Squadron: PC Cuddalore, Prodaatur, Warangel
Twelve Escort Squadron: CVL Aruval, PC Vyara, Vapi,Vasai,Virar
Survey Squadron: PF Kachenhenga
Light Forces: 4 MTB, 7 ASWL
Fleet Train: AT Captain-Lieutenant Narain Yadav, AO Mahanadi
At Diego Garcia (Minor Base):
Seventh Coastal Defence Squadron: AM Bhima
Light Forces: 4 MTB, 4 ASWL
Fleet Train: AT Lieutenant Arjun Karthikeyan
EASTERN MARITIME DISTRICT
Major Assets: 2 BB, 1 CV, 9 CL, 28 DD, 14 SS, 1 BM
Minor Assets: 16 mine warfare, 20 patrol/escort
Light Forces: 32 MTB, 22 ASWL
At Chennai: Fleet Base
Second Battle Squadron: BB Akbar (F), CL Agra, DD Balia, Malout, Rae Bareli
Third Battle Squadron: BB Jahangir, CL Dhaka, DD Coonoor, Gaya, Ghaziabad
First Naval Aviation Squadron: CV Urumi, CL Pune, DD Tumkur, Nellone, Ongole, Hubli
First Destroyer Squadron: DD Bhains, Menduk
Fourth Coastal Defence Squadron: AM Brahmaputra, Narmada, Irrawaddy, Kala Ovu
Eighth Escort Squadron: PP Shimla II, Saharanpur II, Saidpur II, Siwan II
Light Forces: 4 MTB, 6 ASWL
First Training Squadron: CVT Lathi, CL Chennai
Fleet Train: AT Mohinder Jadput
At Trincomalee: Minor Base
Second Cruiser Squadron: CL Kirandul, Kulpahar, DD Allahabad, Bhandara
Fourth Cruiser Squadron: DD Arcot, Arrah, Araria
Third Destroyer Squadron: DD Satyaki, Argun
Fourth Destroyer Squadron: DD Bhishma, DD Shivagi
Third Submarine Squadron: SS I-9, I-10, I-12, I-14
Fifth Submarine Squadron: SS I-18, I-19, I-20
Seventh Submarine Squadron (AOWWT): I-21, I-25
Fifth Coastal Defence Squadron: AM Rihand, Kaunala, Jhekun, Kaladan
Second Escort Squadron: PC Ratnagiri, Malegaon, Umred, Akola
Eleven Escort Squadron: PC Orai, Shiliguri
Ninth Escort Squadron: PP Sangli II, Shimoga II, Salem II, Santahar II
Light Forces: 8 MTB, 4 ASWL
Fleet Train: AH Dayaa, AT Monindar Rai
At Vishakaphatnum (Depot):
Light Forces: 4 MTB, 4 ASWL
Fleet Train: AT Petty Officer Shveta Ramalingam
At Sittwe: Minor Base
Sixth Cruiser Squadron: CL Trincomalee, Lucknow, DD Bassein, Kandy, Quilon, Trivandrum
First Cruiser Squadron: CL Kanpur, Kohima, DD Condai, Etah, Dhar
First Submarine Squadron: I-15, I-16, I-17
Sixth Submarine Squadron I-22, I-23
Sixth Coastal Defence Squadron: AM Tunghabhadra, Banas, Tapi, Kaveri
Third Escort Squadron: PC Nagercoil, Tuticorin, Korba, Belgaum
Thirteen Escort Squadron: PP Valsad, Vaikom
Light Forces: TB T-19, 4 MTB, 4 ASWL
Second Training Squadron: TB T-17, T-18, SS IX-1
At Port Blair (Depot):
Second Coastal Defence Squadron: MT Chandragupta, CM Palar, Pranhita, AM Ganges, Ayeyarwaddy
Light Forces: 12 MTB, 4 ASWL
Fleet Train: AT Captain Kushil Iraani