Sukumaran, S. & Sebastian, W. & Zacharia, P.U. & Kizhakudan, S.J. & Akhilesh, K.V. & Thomas, S. & Roul, S.K. & Muktha, M. & Sen, S.P. & Purushottama, G.B. & Rahangdale, S. & Bineesh, K.K. & Kishor, T.G. & Gopalakrishnan, A. (2023)
Population genetic research on the Spadenose shark, Scoliodon laticaudus (Chondrichthyes, Carcharhinidae), reveals the presence of two significantly differentiated clades along the Indian coast. Marine Biodiversity, 53(1), Article 16
DOI: 10.1007/s12526-022-01324-x

Akhilesh, K.V. & Kizhakudan, S.J. & Muktha, M. & Najmudeen, T.M. & Thomas, S. & Karnad, D. & Sutaria, D. & Fernandes, M. & Gupta, T. & Namboothri, N. & Patankar, V. & Dash, S.S. & Varghese, S.P. & Biju Kumar, A. & Barnes, A. & Bineesh, K.K. & John, S. & Gangal, M. & Manjebrayakath, H. & Malayilethu, V. & Tyabji, Z. & Malaika, V. & Sukumaran, S. & Purushottama, G.B. & Wilson, L. & Mahesh, V. & Nair, R.J. & Remya, L. & Rahangdale, S. & Manojkumar, P.P. & Sivakumar, K. & Vivekanandan, E. & Zacharia, P.U. & Gopalakrishnan, A. (2023)
Elasmobranch conservation, challenges and management strategy in India: recommendations from a national consultative meeting. Current Science, 124(3), 292–303
DOI: 10.18520/cs/v124/i3/292-303

Lalitha, R. & Thomas, S. & Kizhakudan, S.J. & Shanmugam, T. & Ayyakannu, G. & Muthayan, M. & Raja, R. & Vedhagiri, V. & Umayan, R. & Kalimuthu, S. & Murugesan, P. (2023)
Biological observations and new maximum reported sizes for two threatened rays: ornate eagle ray Aetomylaeus vespertilio and mangrove whipray Urogymnus granulatus from the Gulf of Mannar, India. Journal of the Marine Biological Association of the United Kingdom, 103, Article e90
DOI: 10.1017/s0025315423000796

Purushottama, G.B. & Thomas, S. & Kizhakudan, S.J. & Zacharia, P.U. (2022)
Catch composition, reproductive biology and diet of the bowmouth guitarfish Rhina ancylostomus Bloch and Shneider, 1801 (Batoidea: Rhinidae) in the eastern Arabian Sea, India. Indian Journal of Fisheries, 69(3), 1–11
DOI: 10.21077/ijf.2022.69.3.117929-01

Thomas, S. & Muktha, M. & Sen, S. & Kizhakudan, S.J. & Akhilesh, K.V. & Purushottama, G.B. & Mahesh, V. & Rahangdale, S. & Zacharia, P.U. & Najmudeen, T.M. & Manojkumar, P.P. & Remya, L. & Wilson, L. & Roul, S.K. & Pradhan, R. & Seetha, P.K. & Yousuf, K. & Nataraja, G.D. (2021)
Status of the hammerhead shark (Carcharhiniformes: Sphyrnidae) fishery in Indian waters with observations on the biology of scalloped hammerhead Sphyrna lewini (Griffith & Smith, 1834). Aquatic Conservation, Marine and Freshwater Ecosystems, 31(11), 3072–3086
DOI: 10.1002/aqc.3686

Sen, S. & Dash, G. & Kizhakudan, S.J. & Chakraborty, R.D. & Mukherjee, I. (2020)
New record of the giant freshwater whipray, Urogymnus polylepis from West Bengal waters, east coast of India. Ichthyological Exploration of Freshwaters, 30(1), 91–95
DOI: 10.23788/ief-1113

Thomas, S. & Purushottama, G.B. & Nataraja, G.D. & Kizhakudan, S.J. (2020)
Fishery and biological characteristics of the spadenose shark Scoliodon laticaudus Muller & Henle, 1838 from the Eastern Arabian Sea. Regional Studies in Marine Science, 34, Article 101085
DOI: 10.1016/j.rsma.2020.101085

Menon, M. & Maheswarudu, G. & Ramulu, K.S. & Kizhakudan, S.J. (2020)
Reproductive biology and diet of the longtail butterfly ray Gymnura poecilura (Shaw, 1804) along western Bay of Bengal. Journal of the Marine Biological Association of the United Kingdom, 100(3), 461–470
DOI: 10.1017/s0025315420000259

Sen, S. & Dash, G. & Valappil, A.K. & Kizhakudan, S.J. & Chakraborty, R. (2020)
Occurrences of Intersexual Hound Sharks, Iago cf. omanensis (Triakidae: Carcharhiniformes) from North-western Bay of Bengal. Thalassas, 36, 525–534
DOI: 10.1007/s41208-020-00220-0

Purushottama, G.B. & Ramasubramanian, V. & Akhilesh, K.V. & Thakurdas, S.G.R. & Kizhakudan, S.J. & Zacharia, P.U. (2020)
Biological observations on the Bengal guitarfish Rhinobatos annandalei Norman, 1926 from the Eastern Arabian Sea, India. Indian Journal of Fisheries, 67(2), 23–34
DOI: 10.21077/ijf.2019.67.2.94482-04

Sen, S. & Kizhakudan, S.J. & Zacharia, P.U. & Dash, G. (2020)
Reproductive adaptation: a description of claspers of the Spadenose shark and Milk shark from Gujarat. Indian Journal of Geo–Marine Sciences, 49(7), 1238–1241

Purushottama, G.B. & Raje, S.G. & Thakurdas & Akhilesh, K.V. & Kizhakudan, S.J. & Zacharia, P.U. (2020)
Reproductive biology and diet composition of Rhynchobatus laevis (Bloch and Schneider, 1801) (Rhinopristiformes:Rhinidae) from the northern Indian Ocean. Indian Journal of Fisheries, 67(4), 13–23
DOI: 10.21077/ijf.2020.67.4.95636-02

Muktha, M. & Akhilesh, K.V. & Sukumaran, S. & Kizhakudan, S.J. (2019)
A new report confirming the presence of bennett’s stingray, Hemitrygon bennettii (Elasmobranchii: Myliobatiformes: Dasyatidae), from the Western Bay of Bengal. Acta Ichthyologica et Piscatoria, 49(1), 101–108
DOI: 10.3750/aiep/02474

Sen, S. & Chakraborty, S.K. & Vivekanandan, E. & Zacharia, P.U. & Kizhakudan, S.J. & Jaiswar, A.K. & Dash, G. & Jayshree, G. & Bharadiya, S.A. (2019)
Population dynamics and stock assessment of spadenose shark Scoliodon laticaudus Muller and Henle 1839 along Gujarat coast of India. Indian Journal of Geo Marine Sciences, 48(4), 423–433

Muktha, M. & Akhilesh, K.V. & Sandhya, S. & Jasmin, F. & Jishnudev, M.A. & Kizhakudan, S.J. (2018)
Re-description of the longtail butterfly ray, Gymnura poecilura (Shaw, 1804) (Gymnuridae: Myliobatiformes) from Bay of Bengal with a neotype designation. Marine Biodiversity, 48(2), 1085–1096
DOI: 10.1007/s12526-016-0552-8

Sen, S. & Chakraborty, S.K. & Elayaperumal, V. & Zacharia, P.U. & Jaiswar, A.K. & Dash, G. & Kizhakudan, S.J. & Bharadiya, S.A. & Gohel, J.K. (2018)
Reproductive strategy of milk shark, Rhizoprionodon acutus (Ruppell 1837), along north-eastern Arabian Sea. Ichthyological Research, 65(3), 324–333
DOI: 10.1007/s10228-018-0627-6

Sen, S. & Chakraborty, S.K. & Zacharia, O.U. & Dash, G. & Kizhakudan, S.J. & Bharadiya, S.A. & Gohel, J.K. (2018)
Reproductive strategy of spadenose shark, Scoliodon laticaudus Muller and Henle, 1839 along north-eastern Arabian Sea. Journal of Applied Ichthyology, 34(6), 1304–1313
DOI: 10.1111/jai.13794

Kizhakudan, S.J. & Akhilesh, K.V. & Thomas, S. & Yousuf, K.S.S.M. & Sobhana, K.S. & Purushottama, G.B. & Menon, M. & Dash, S.S. & Manojkumar, P.P. & Nair, R.J. & Najmudeen, T.M. & Zacharia, P.U. (2018)
Field identification of batoids - a guide to Indian species. CMFRI Special Publication No.132, ISSN 0972-2351

Akhilesh, K.V. & Purushottama, G.B. & Thakurdas & Kizhakudan, S.J. (2017)
Biological observations on the broadfin shark Lamiopsis temminckii (Carcharhiniformes: Carcharhinidae). Journal of Fish Biology, 91(6), 1721–1729
DOI: 10.1111/jfb.13474

Purushottama, G.B. & Dash, G. & Thakurdas & Akhilesh, K.V. & Kizhakudan, S.J. & Zacharia, P.U. (2017)
Population dynamics and stock assessment of grey sharpnose shark Rhizoprionodon oligolinx Springer, 1964 (Chondrichthyes: Carcharhinidae) from the north-west coast of India. Indian Journal of Fisheries, 64(3), 8–17
DOI: 10.21077/ijf.2017.64.3.67657-02

Sen, S. & Chakraborty, S.K. & Vivekanandan, E. & Zacharia, P.U. & Kizhakudan, S.J. & Jaiswar, A.K. & Dash, G. & Jayshree, G. (2017)
Population dynamics and stock assessment of milk shark, Rhizoprionodon acutus (Ruppell, 1837) along Gujarat coast of India. Indian Journal of Geo Marine Sciences, 46(5), 936–946

Purushottama, G.B. & Thakurdas & Ramasubramanian, V. & Dash, G. & Akhilesh, K.V. & Ramkumar, S. & Kizhakudan, S.J. & Singh, V.V. & Zacharia, P.U. (2017)
Reproductive biology and diet of the grey sharpnose shark Rhizoprionodon oligolinx Springer, 1964 (Chondrichthyes: Carcharhinidae) from the north-eastern Arabian Sea. Indian Journal of Fisheries, 64(4), 9–20
DOI: 10.21077/ijf.2017.64.4.63379-02

Kizhakudan, S.J. & Zacharia, P.U. & Thomas, S. & And Vivekanandan, E. & Muktha, M. (2015)
Guidance on National Plan of Action for Sharks in India. CMFRI Marine Fisheries Policy Series(2): 1–102

Kizhakudan, S.J. & Rajapackiam, S. & Yousuf, K.S.S.M. & Vasu, R. (2013)
First report of the shortfin mako sharks Isurus oxyrinchus (Rafinesque, 1810) in commercial landings at Madras Fisheries Harbour. Marine Fisheries Information Service, Technical and Extension Series, 216, 19

Kizhakudan, S.J. & Rajapackiam, S. (2013)
First report of the crocodile shark Pseudocarcharias kamoharai (Matsubara,1936) from Chennai, southeast coast of India. Journal of the Marine Biological Association of India, 55(1), 86–88
DOI: 10.6024/jmbai.2013.55.1.01734-14

Kizhakudan, S.J. & Rajapackiam, S. & Rajan, S. (2007)
Landing of thresher sharks at Chennai. Marine Fisheries Information Service, Technical and Extension Series, 194, 20