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Dr. Andem bassey Andem

Lecturer 1
Zoology and Environmental Biology
a.b.andem@unical.edu.ng

Dr. Andem Bassey is a lecturer at University of calabar, Faculty of Biological Sciences, Dept. of Zoology and environmental Biology. Dr. Andem Bassey has over 60 Scientific journals published and conference papers. He is an international recognized expert in many area of Zoology including Aquatic ecology,Aquatic toxicity, Aquatic pollution, waste management, risk assessment , and environmental impact assessment. Dr. Andem is an editorial board member in Dynamic Network for research works and also a reviewer in high indexed journals such as Science domain journals (Journal of geography and earth studies) and springer (journal of environmental pollution and research). He has served as a member of various scientific societies. Dr. Andem holds a BSC Zoology, MSC. Zoology(ecology and environmental Biology) and PH.D in Zoology (Environmental and Toxicology).

2) Andem, A. B, Okorafor, K. A, Udofia, U, Okete, J. A and Ugwumba, A. A. A. (2012). Composition, Distribution and Diversity of Benthic Macroinvertebrates of Ona River, South-west, Nigeria. European Journal of Zoological Research, 1 (2):47-53.


1) Andem, A. B, Okorafor K. A, Oscar, V. E and Paul, B. E. (2014). Ecological Impact Assessment and Limnological Characterization in the Intertidal Regions of Calabar River Using Benthic Macroinvertebrates as Bioindicators Organism, International Journal of Fisheries and Aquatic Studies, 1(2):8-14.


3) Okorafor, K. A, Andem, A. B, Okete, J. A and Ettah, S. E. (2012). The Composition, Distribution and Abundance of Macroinvertebrates in the Shores of the Great Kwa River, Cross River State, South-east, Nigeria. European Journal of Zoological Research, 1 (2):31-36.


Okorafor, K. A., Effanga, E. O., Andem, A. B., George, U. U and Amos, D. I. (2013). Spatial Variation in Physical and Chemical Parameters and Macro-Invertebrates in the Intertidal Regions of Calabar River, Nigeria. Greener journal of Geology and Earth Sciences, 1 (2): 63-72.


Andem, A B, Agbor, R. B and Ekpo, I. A. Review on Comet Assay: A Reliable Tool For Assessing DNA Damage in Animal Models. Journal of Current Research in Science, 2013, 1(6):405-427.


Andem, A. B, Udofia, U. U, Okorafor, K. A, Okete, J. A and Ugwumba, A. A. A. (2012). A study on some physical and chemical characteristics of Ona River, Apata, Ibadan South-west, Oyo State, Nigeria. European Journal of Zoological Research, 1 (2):37-46


George, E. E, Samuel, I U, Andem, A.B. (2012). Composition and Abundance of Phytoplankton of Adiabo River in Calabar River system, Southeast, Nigeria. European Journal of Zoological Research, 1 (4):93-98.


Eyo, V. O, Udoh, A.G, Etta, S.E, Ekpo P. B, Andem, A. B. (2013). Fecundity and Gonadal Development of the Frillfin Goby, Bathygobius soporator (Valenciennes, 1837) from the Cross River Estuary, Nigeria. International Journal of scientific research and management, 1(9):476-480.


Andem, Andem Bassey, Okorafor, Kalu Ama, Oku, Ene Esien and Ugwumba, Adiaha Alex. (2015). Evaluation and Characterization of Trace Metals Contamination in the Surface Sediment Using Pollution Load Index (PLI) and Geo-accumulation Index (Igeo) of Ona River, Western Nigeria. International Journal of Scientific and Technology Research (IJSTR), 4(1):29-34.


Udofia Udeme U, Andem Andem B and Okorafor Kalu A. (2013). Acute Toxic Effect of Qua Iboe Light Crude Oil on Tadpole of Frogs, Rana temporaria from Eket, Akwa Ibom State, Nigeria. European Journal of Experimental Biology, 3(3): 701-705.


Oku, E. E, Andem, A. B, Arong, G. A and Odjadjare, E. (2014). Effect of Water Quality on the Distribution of Aquatic Entomofauna of Great Kwa River, Southern Nigeria. American Journal of Engineering Research (AJER), 3 (4):265-270.


Andem A. B, George U. U, Eyo V. O. (2013). Length Frequency Distribution of Chrysichthys nigrodigitatus (Lecepede, 1803) (Chrysichthys, Bagridae) from Itu Head Brigde, in Akwa Ibom State, Nigeria. International Journal of Science and Research, 2(9):258-260.


Andem, A. B, Eni, G. E, Idung, J. U and George, U. U. (2013). Length-Weight Relationship and Fulton’s Condition Factor of Brackish River Prawn (Macrobrachium macrobrachion, Herklots, 1851) in Cross River Estuary (Kwa River), Obufa Esuk Beach, Calabar, South-south, Nigeria. European Journal of Experimental Biology, 3 (3):722-730.


Andem, Andem Bassey, Okorafor, Kalu Ama and Ekanem, Sunday Ben. (2015). Factor Analysis and Physico-chemical Characteristics of Calabar River, Southern Nigeria. International Journal of Scientific and Technology Research (IJSTR), 4(1):25-28.


Eni George Eni, Andem Bassey Andem, Emmanuel Offiong Effanga, Cletus John Umoh, Oku Ene Esien and Elizabeth Onyaga Ogbeche. (2014). Prevalence of yellow fever vectors in the forested area of Bekwarra Southern Nigeria. Journal of Academia and Industrial Research, 2(8):472-475.


Eni E. G, Andem, A. B and Ushie, G. U. (2014) A Preliminary Checklist on Planktons Dynamics of Calabar River, Southern Nigeria. The International Journal of Science and Technoledge, 2(3):77-81.


Eyo, V. O, Andem, A. B, Ekpo, P. B. (2013). Ecology and Diversity of Zooplankton in the Great Kwa River, Cross River State, Nigeria. International Journal of Science and Research, 2(10):67-71.


Eni, G. E, Andem, A. B, Idung, J. U and George, U. U. (2013). The Fecundity of Brackish River Prawn (Macrobrachium macrobrachion, Herklots,


Eni, G. E, Andem, A. B, Idung, J. U and George, U. U. (2013). The Fecundity of Brackish River Prawn (Macrobrachium macrobrachion, Herklots, 1851) in Cross River Estuary (Kwa River), Obufa Esuk Beach, Calabar, South-south, Nigeria. Journal of Biology, Agriculture and Healthcare, 3(11):75-82.


George, U. U, Idung, J. U, Andem, A. B. Okorafor, K. A, Mowang, D. (2013). Diet Composition and Condition Factor of Ethmalosa fimbriata in the Cross River Estuary. Greener Journal of Biological Sciences, 3(6): 244-252.


George, U. U, Idung, J. U, Andem, A. B. Okorafor, K. A, Mowang, D. (2013). Diet Composition and Condition Factor of Ethmalosa fimbriata in the Cross River Estuary. Greener Journal of Biological Sciences, 3(6): 244-252.


Okorafor, K. A, Okete, J. A, Andem, A. B and Eleng, I. E. Assessment of grasscutters (Thryonomys Swinderianus) sellers and hunter conservation knowledge, rate of hunting and methods of hunting in Oyo State, Nigeria. European Journal of Zoological Research, 2012, 1 (4):86-92.


Okorafor Kalu A, Andem Andem B, Mowang, Dominic A and Akpan Uniyme U. Diversity and Spatial Distribution of Zooplankton in the Intertidal Regions of Calabar River, Adiabo River System, Cross River State, Nigeria. Advance in Applied Science Research, 2013, 4(4): 224-231.


Idung, J. U, Andem, A. B, Eni, G. E and George, U. U. Food and Feeding Habits of the Brackish River Prawn (Macrobrachium macrobrachion, Herklots, 1857) in Cross River Estuary (Kwa River), Obufa Esuk Beach, Calabar, South-south, Nigeria. Journal of Natural Science Research, 2013, 3(9): 82-87.


George Ubong. U, Asuquo U, Idung Joseph U and Andem Andem B. A Laboratory Bioassay of Potential Effects of Rubber Extracts on the Survival of Fingerlings of Orechromis niloticus. Journal of Biology, Agriculture and Healthcare, 2013, 3(11): 70-74.


George U. U., Idung Joseph U and Andem Andem B. Bioaccumulation of Heavy Metals in three freshwater fishes from Cross River System. European Journal of Experimental Biology, 2013, 3(3): 576-582.


Asuquo U, George Ubong. U and Andem, Andem B. Effects of lethal concentration of Rubber Extract (Hevea brasiliensis) on the Survival on Fingerlings of Clarias gariepinus under Laboratory Condition. Journal of Natural Science Research, 2013, 3(9): 56-60.


Ene E. Oku, Andem, A. B, Eni, G. E and Effiong, B. K. (2013). Arthropods Community of Mangrove Swamp of Great Kwa River, Southern, Nigeria. International Journal of Fisheries and Aquatic Studies, 1(2):15-20


Eyo, V. O, Andem, A. B, Ekpo, P. B. (2013). Ecology and Diversity of Phytoplankton in the Great Kwa River, Cross River State, Nigeria. International Journal of Fisheries and Aquatic Studies, 1 (2):1-7.


Andem, A. B, Udofia, U.U, Okorafor, K. A and George, U. U. (2013). Bio-accumulation of some Heavy Metals and Total Hydrocarbon (THC) in the Tissues of Periwinkle (Tympanotonus fuscatus Var Radula) in the intertidal regions of Qua Iboe River Basin, Ibeno, Akwa Ibom State, Nigeria. Greener journal of Biological Sciences, 3 (7): 253-257.


Eni George Eni, Andem Bassey Andem, Oku Ene Esien, Cletus John Umoh and Offem Ekpang Ajah. (2014). Seasonal Distribution, Abundance and Diversity of Soil Arthropod in Farmlands around workshops in Calabar Metropolis, Southern Nigeria. Journal of Academia and Industrial Research, 2(8):446-452.


Andem, A. B, Ekpo, P. B, Etta, S.E, Udoh, A.G and Eyo, V.O. (2013). Effect of Different Feed Application Rates on Growth Performance and Body Composition of African catfish, Clarias gariepinus fingerlings, International Journal of scientific research and management, 1(9):471-475.


Andem A. B and Ekpo P. B. (2014). Proximate and Mineral Compositions of Mudskipper Fish (Periophthalmus Babarus) in the Mangrove Swamp of Calabar River, Southern Nigeria. The International Journal of Science and Technoledge, 2(3):72-76.


Udofia U. U. Andem, A. B and Antia, M. A. (2014). Effect of Industrial Effluents on the Population dynamics and Distribution of Benthic macro-invertebrates of New Calabar River, Southern Nigeria. International Journal of Biological Sciences (IJBS), 1(2):31-37


Okorafor, K. A, Andem, A. B and Inyang, U. E. (2014). Some Physico-Chemical and Bacteriological Characteristics of Soil Samples around Calabar Metropolis, Cross River State, Nigeria. American Journal of Engineering Research (AJER), 3 (4):166-172


Andem, A. B. Okorafor, K. A, Udofia, U. U and Oku, E. E. (2014). Seasonal variation in Limnological Characteristics of the Upper, Middle and Lower Reaches of Calabar River, Southern Nigeria. International Journal of Biological Sciences (IJBS), 1(2):52-60


K. A. Okorafor., A. B. Andem and D. I. Arira. (2015). Concentrations of metals in the flesh (muscles) of five commercially important fishes obtained from the Great Kwa River, Nigeria. Journal of Basic and Applied Research International, 3(2):47-53


K. A. Okorafor., A. B. Andem and D. P. Etim. (2015). Determination of metals and total hydrocarbon concentrations in five commercially important dry fishes available in Marian Market, Calabar, Nigeria. Journal of Basic and Applied Research International, 3(4):134-144.


Andem, A. B, Esenowo, I. K, Ibor, O. R and Abosi, A. (2015). Toxicological effects of formaldehyde concentrations on African Cat fish, Clarias gariepinus fingerlings. International Journal of Fisheries and Aquatic Studies, 2 (5):75-79


Andem, A. B, Okorafor, K. A and Ekpenyong, E. R. (2015). Impact of saw-mill wood wastes and agrochemicals on the population structure of benthic macro-invertebrates of Afi River, Southern Nigeria. Journal of Biopesticides and Environment, 1:26-34.


Andem, A. B, Esenowo, I. K, Bassey, D. O. (2015). Application of Biotic Indices and Pollution Tolerance Index in Assessing Macro-Invertebrate Assemblage of Ediba River, Cross River State, Nigeria. Journal of Environmental and Analytical Toxicology, S7: 007. doi:10.4172/2161-0525.S7-007.


Udofia, U. U., Andem, A. B and Odey, C. O. (2015). Index Model Approach of Heavy Metals Pollution Assessment in Sediment Quality of Okporku River, Yala, C.R.S, Nigeria. Journal of Biopesticides and Environment, 2(1-2): 12-20.


Joseph, A. P., Eyo V. O., Andem, A. B and Idung, J. U. (2016). Assessment of Some Heavy Metals in the tissues (Gills, Liver and Muscles) of Clarias gariepinus from Calabar River, Cross River state, South-eastern Nigeria, Journal of coastal life medicine, 4(6):430-434.


Joseph, A. P., Andem, A. B and Eyo V. O. (2016). Effects of Some Preservation Method on the Nutritional Quality of Clarias gariepinus from Calabar River, South-Eastern Nigeria, Journal of Nature and Biology, 6(1): 8-15.


Joseph, A. P., Udofia, U. U., Andem, A. B and Idung, J. U. (2016). Evaluation of the Sediment Quality Using Geo-accumulation Strategy in Qua Iboe River, Southeastern Nigeria. International Journal of Research and Science Publication, 1(2):101-109.


44) Udofia, U. U., Antai, E. E., Joseph, A. P and Andem, A. B. (2016). Variances in the Accumulation of Some Heavy Metals in Water, Sediments and Muscles of Clarias gariepinus with respect to Seasons in Qua Iboe River, Southeastern Nigeria. International Journal of Research and Science Publication, 1(2):110-120.


Andem, A. B., Ekanem, S. B and Oku, E. E. (2016). Some Environmental Variables and Ecological Distribution of Ichthyofauna Assemblages in the Calabar River, Nigeria: Present Study and Future Prospects, Croatian Journal of Fisheries, 74:166-1185


Andem, A. B., Ibor, O. R., Joseph, A. P., Eyo, V. O and Edet, A. A. (2016). Toxicological Evaluation and Histopathological Changes of Synthetic Pyrethroid Pesticide (Cypermethrin) Exposed to African Clariid Mud Catfish (Clarias gariepinus) Fingerlings. International Journal of Toxicological and Pharmacological Research, 8(5):360-367


Andem, A. B., Joseph, A. P and John, E. R. (2016). Ichthyotoxic Assessment of Methanolic Extract of Raphia hookeri Exposed to different Concentrations of African Clariid Mud Catfish (Clarias gariepinus) Fingerlings. International Journal of Toxicological and Pharmacological Research, 8(5):341-345.


Antai, Ekpo Eyo, Joseph, Akaninyene Paul, Andem, Andem Bassey and Okoro, Finian (2017). The Influence of Size and Seasons on the Bio-Accumulation of Some Heavy Metals in Tissues of Clarias gariepinus from Qua Iboe River, Southeastern Nigeria. International Journal of Zoology Studies, 2(1):20-28.


Joseph Akaninyene Paul, Antai Ekpo Eyo, Andem Andem Bassey and Okoro Finian (2017). Evaluation of the Abiotic Accumulation Factor of Some Heavy Metals in Muscles of Clarias gariepinus from Qua Iboe River, South-Eastern Nigeria. International Journal of Zoology Studies, 2(1):29-38.


Joseph Akaninyene Paul, Antai Ekpo Eyo, Andem Andem Bassey and Okoro Finian (2017). Evaluation of the Abiotic Accumulation Factor of Some Heavy Metals in Muscles of Clarias gariepinus from Qua Iboe River, South-Eastern Nigeria. International Journal of Zoology Studies, 2(1):29-38.


Oju R. Ibor, Eni George, Andem B. Andem, Akanimo Joseph and Chukwuka A.V. (2017). Sexual dimorphic differences in Sarotherodon melanotheron and Hemichromis fasciatus from Great Kwa River, Calabar, Nigeria. Croatian Journal of Fisheries, 74(4): 159-171.DOI:10.1515/cjf-2017-0016.


Ivon Ettah, Andem Bassey, Oju Ibor, Joseph Akaninyene and Ndome Christopher. (2017). Toxicological and Histopathological Responses of African Clariid Mud Catfish, Clarias gariepinus (Buchell, 1822) Fingerlings Expose to Detergents (Zip and Omo). Annual Research and Review in Biology, 13(1):1-9. DOI: 10.9734/ARRB/2017/33564.


Ivon Ettah, Oju Ibor, Andem Bassey, Joseph Akaninyene and Ndome Christopher. (2017). Toxicity and Histological Effects of Two Liquid Soaps on African Mud Catfish (Clarias gariepinus, Buchell, 1822) Fingerlings. Journal of Ecology and Environment, 3(4): 1-9. DOI: 10.9734/AJEE/2017/34778.


Ivon Ettah Akpang, Joseph Akaninyene Paul, Andem Andem Bassey, Otong Bassey Esio and Ebari Sylvanus Ekpe. (2017). Evaluation of Emerging Threats of Contaminants in Boreholes along Ikot Effanga Dumpsite, Calabar Municipality, Nigeria. Archives of Current Research International, 9(3): 1-12. DOI: 10.9734/ACRI/2017/35999.


Ivon E. A., Andem, A. B., Joseph, A. P. and Nkereuwem, E. S. (2017). Toxicological Effects of Different Concentrations of Hypo Bleach on the Mortality of African Clariid Mud Catfish (Clarias gariepinus) Fingerlings. Asian Journal of Biology, 4(3): 1-7, DOI: 10.9734/AJOB/2017/36001.


Michael O. Odey, Oju R. Ibor, Andem Bassey Andem, Azubuike Victor Chukwuka (2017). Drinking water quality and risk implications for community health: A case study of shallow water wells and boreholes in three major communities in Northern Cross-River, Southern-Nigeria. Human and Ecological Risk Assessment, DOI: 10.1080/10807039.2017.1385385.


Enewan Oku, Andem, A. B., Paul, A., Job, B. E. (2018). Biological association of the blue crab (Callinectes amnicola: De Rochebrune, 1883) with invertebrate organisms in the Great Kwa River, South-eastern Nigeria. International Journal of Fisheries and Aquatic Studies, 6(3):103-107.


Esenowo, I.K., Ugwumba, A. A., Umoh, I., Andem, A.B. (2017). Aspects of the Biology of Silver Catfish (Chrysichthys nigrodigitatus) in Nwaniba River, Southeast Nigeria. Asian Journal of Biology, 3(1):1-9. DOI: 10.9734/AJOB/2017/34408.

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