Dr. Onome Augustina Davies
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Dr. Onome Augustina Davies

Professor
Rivers State University, Nigeria

Highest Degree
PostDoc. in Hydrogeology from University of Ibadan, Ibadan, Nigeria

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Area of Interest:

Animal and Veterinary Sciences
100%
Fisheries
62%
Molecular Biology
90%
Hydrobiology
75%
Zoology
55%

Research Publications in Numbers

Books
0
Chapters
2
Articles
116
Abstracts
5

Selected Publications

  1. Davies, O.A., F.A. Nwose and M.B. Teere, 2018. Physico-chemical variables of the upper reaches of Orashi River, Niger Delta, Nigeria. J. Agric. Sci. Res., 1: 51-63.
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  2. Okereke, A.N., O.A. Davies, J.I. Obasi and C.D. Ezeonyejiaku, 2017. Effect of depuration on heavy metal concentrations in periwinkle (Tympanatonus fuscastus) from a polluted creek in Rivers State, Nigeria. J. Aquat. Sci., 32: 211-222.
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  3. Okereke, A.N., C.F. Ezeama, O.A. Davies and C.D. Ezeonyejiaku, 2017. Effect of depuration on microbial load of mangrove oyster (Crassostrea gasar) from a polluted creek in Rivers State, Nigeria. J. Aquat. Sci., 32: 193-203.
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  4. Davies, R.M. and O.A. Davies, 2017. Some engineering properties of fish feed pellets. Int. J. Res. Agric. For., 4: 38-43.
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  5. Davies, R.M. and O.A. Davies, 2017. Frictional characteristics of some water lily pellets. Int. Res. Stud. Sci. Eng. Technol., 4: 20-26.
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  6. Davies, R.M. and O.A. Davies, 2017. Effect of density on the some thermal characteristics of briquettes at different levels of binder, pressure and particle sizes. Int. J. Emerg. Res. Technol., 5: 1-7.
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  7. Davies, O.A. and E. Ogidiaka, 2017. Comparison of buffering potency of periwinkle (Tympanotonus fuscatus) shells and calcium carbonate for aquaculture in Niger delta. MAYFEB J. Agric. Sci., 3: 25-36.
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  8. Davies, O.A. and D.S. Abolude, 2016. Polycyclic Aromatic Hydrocarbons (PAHs) of surface water from Oburun Lake, Niger Delta, Nigeria. Applied Sci. Rep., 13: 20-24.
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  9. George, A.D.I. and O.A. Davies, 2015. Socio-economic status of fish farmers in Phalga local government area, Rivers State, Nigeria. J. Aquat. Sci., 30: 369-380.
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  10. Davies, R.M., N.B. Ikenweiwe and O.A. Davies, 2015. Study on the relationships in selected combustion characteristics and density of water hyacinth briquettes. J. Aquat. Sci., 30: 381-389.
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  11. Davies, O.A., N.B. Ikenweiwe and E. Ogidiaka, 2015. Potential of marine gastropod (Thais coronata) shells as alternative buffer to calcium carbonate for aquaculture in the Niger Delta, Nigeria. Niger. J. Fish., 12: 815-827.
  12. Davies, O.A., N.B. Ikenweiwe and A.D.I. Geroge, 2015. Preliminary study on phytoplankton and nutrients status of Oya Lake, Bayelsa State, Nigeria. Niger. J. Fish., 12: 878-888.
  13. Davies, O.A., N.B. Ikenweiwe and A.D.I. George, 2015. A survey of fish production and processing machinery in Rivers State, Nigeria. J. Aquat. Sci., 30: 399-406.
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  14. Davies, O.A. and E. Ogidiaka, 2015. Potential of bloody cockles (Anadara senilis) shells as alternative buffer to calcium carbonate for aquaculture in the Niger Delta, Nigeria. J. Aquat. Sci., 30: 193-206.
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  15. Moses, D.R. and D.O. Augustina, 2014. Some physical and mechanical properties of water lettuce (Pistia stratiotes) briquettes. Am. J. Sci. Technol., 1: 238-244.
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  16. Keremah, R.I., O.A. Davies and I.D. Abezi, 2014. Physico-chemical analysis of fish pond water in freshwater areas of Bayelsa State, Nigeria. Greener J. Biol. Sci., 4: 33-38.
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  17. Davies, R.M. and O.A. Davies, 2014. Some combustion characteristics of water hyacinth briquettes. J. Adv. Applied Sci., 2: 85-100.
  18. Davies, R.M. and O.A. Davies, 2014. Physical characteristics of some biomass briquettes. J. Adv. Applied Sci., 2: 72-84.
  19. Davies, O.A., 2014. Tidal influence on the physico-chemistry quality of Okpoka Creek, Nigeria. Int. J. Biol. Sci. Appl., 1: 113-123.
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  20. Davies, O.A. and J. Ansa, 2014. Evaluation of buffering potency of oyster (Crassostrea gasar) shells for aquaculture in the Niger delta, Nigeria. J. Aquat. Sci., 29: 335-347.
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  21. Davies, O.A. and E.T. Jaja, 2014. Evaluation of the potency of pawpaw (Carica papaya) plant parts as organic buffers for fish production in Port Harcourt, Nigeria. J. Adv. Applied Sci., 2: 17-33.
  22. Davies, O.A. and E.T. Jaja, 2014. Comparative studies of the plankton, epiphyton and nutrients status of a perturbed creek, Niger Delta. J. Adv. Applied Sci., 2: 34-71.
  23. Davies, O.A. and E.T. Jaja, 2014. Assessment of crushed water hyacinth (Eichhornia crassipes) as organic buffer for fish production in Port Harcourt, Nigeria. J. Aquat. Sci., 29: 295-308.
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  24. Otene, B.B. and O.A. Davies, 2013. The epipelic algal distribution of upper bonny estuary, Amadi-Ama creek, Niger delta in relation to sediment quality indices. Scient. J. Anim. Sci., 2: 26-34.
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  25. Kwen, K.I., O.A. Davies and T.E. Binyotubo, 2013. Survey of fishing gear and status of fishers in Igbedi Creek, Nigeria Delta, Nigeria. Int. J. Scient. Res. Knowledge, 1: 493-501.
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  26. Davies, R.M., O.A. Davies and U.S. Mohammed, 2013. Combustion characteristics of traditional energy sources and water hyacinth briquettes. Int. J. Scient. Res. Environ. Sci., 1: 144-151.
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  27. Davies, R.M. and O.A. Davies, 2013. Physical and combustion characteristics of briquettes made from water hyacinth and phytoplankton scum as binder. J. Combust., Vol. 2013. 10.1155/2013/549894.
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  28. Davies, R.M. and O.A. Davies, 2013. Effect of briquetting process variables on hygroscopic property of water hyacinth briquettes. J. Renewable Energy, Vol. 2013. 10.1155/2013/429230.
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  29. Davies, O.A., C.C. Tawari and K.I. Kwen, 2013. Length-weight relationship, condition factor and sex ratio of Clarias gariepinus juveniles reared in concrete tanks. Int. J. Scient. Res. Environ. Sci., 1: 324-329.
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  30. Davies, O.A., 2013. Seasonal variation of the physico-chemistry quality of a tributary of the Bonny Estuary, Rivers State, Nigeria. J. Adv. Biol., 2: 92-107.
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  31. Davies, O.A. and O.A. Ugwumba, 2013. Tidal influence on nutrients status and phytoplankton population of Okpoka Creek, Upper Bonny Estuary, Nigeria. J. Mar. Biol., Vol. 2013. 10.1155/2013/684739.
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  32. Davies, O.A. and O.A. Ugwumba, 2013. Tidal influence on epiphyton population of Okpoka Creek, Upper Bonny Estuary, Nigeria. Int. J. Scient. Res. Knowledge, 1: 373-387.
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  33. Davies, O.A. and O.A. Ugwumba, 2013. Effects of tide on zooplankton community of a tributary of Upper Bonny Estuary, Niger Delta, Nigeria. Int. J. Scient. Res. Knowledge, 1: 325-342.
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  34. Davies, O.A. and K. Kwen, 2013. Status and constraints of artisanal fishers in the Lower Taylor Creek area, Niger Delta, Nigeria. J. Aquat. Sci., 28: 1-8.
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  35. Abolude, D.S., Y.A. Ahmed and O.A. Davies, 2013. Elemental analysis of flesh, bones and gills of Oreochromis niloticus consumed in Nigeria for improvement of nutrition and health. Int. J. Scient. Res. Environ. Sci., 1: 122-133.
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  36. Abolude, D.S., O.O. Opabunmi, O.A. Davies and O.E. Awotoye, 2013. Study of induced breeding in Clarias gariepinus (Burchell, 1822) using ovaprim hormone at miracle fish farm, Zaria, Kaduna State, Nigeria. Best J., 10: 25-28.
  37. Abolude, D.S., O.A. Davies, B. Zebedee and O.O. Olajide, 2013. Analyses of heavy metals in water and sediment of Bindare Stream, Chikaji industrial area Sabon Gari. Int. J. Scient. Res. Environ. Sci., 1: 115-121.
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  38. Kwen, K., O.A. Davies and A.N. Okaeme, 2012. Temperature, dissolved oxygen, hydrogen ion concentration and transparency conditions in the Upper Nun River, Niger Delta, Nigeria. J. Aquatic Sci., 27: 135-144.
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  39. Davies, O.A., R.M. Davies and D.S. Abolude, 2012. Organoleptic and economic appraisal of fish smoked with water hyacinth briquettes and traditional energy sources. FS J. Res. Basic Applied Sci., 1: 4-7.
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  40. Davies, O.A., O.A. Ugwumba and D.S. Abolude, 2012. Ribonucleic Acid Interference (RNAi) technology: Promising solution to shrimp viral diseases. J. Res. Environ. Sci. Toxicol., 1: 275-278.
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  41. Davies, O.A., N.B. Ikenweiwe and D.S. Abolude, 2012. Buffering efficiency of plantain plant (Musa acuminata) parts and calcium carbonate on acidic borehole water for fish production in Port Harcourt, Nigeria. J. Res. Environ. Sci. Toxicol., 1: 298-302.
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  42. Davies, O.A. and K. Kwen, 2012. Fish assemblages of selected traditional fishing traps (Malian and Ikara) in the Upper Nun River, Niger Delta, Nigeria. FS J. Res. Sci. Applied Sci., 1: 8-11.
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  43. Davies, O.A. and D. Okadi, 2012. Condition factor and length-weight relationship of Liza falcipinnis (Linnaeus, 1758) from Elechi Creek, Niger Delta, Nigeria. J. Aquat. Sci., 27: 127-134.
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  44. Ikenweiwe, N.B., O.A. Davies and A.A. Idowu, 2011. A study of abundance of planktonic organisms in Lekan-Are Lake, Ogun State, Nigeria. Int. J. Biol. Chem. Sci., 5: 1790-1795.
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  45. Ikenweiwe, N.B., A.A. Idowu, S.O. Ayoola and A.O. Davies, 2011. Length-weight relationship of some selected fish species of Lekan-Are Lake, Ogun State, Nigeria. World J. Fish Marine Sci., 3: 403-409.
  46. Davies, R.M. and O.A. Davies, 2011. Development and performance evaluation of manually operated fish pelleting machine. Innov. Sci. Eng., 1: 9-16.
  47. Davies, O.A. and R.M. Davies, 2011. A technical and economic appraisal of artisanal smoking/drying ovens in Niger-Delta, Nigeria. Innov. Sci. Eng., 1: 22-32.
  48. Ansa, E.J., A.I. Hart, E. Assayomo and O.A. Davies, 2011. Hatching requirements and description of Stage I larva of the estuarine river prawn, Macrobranchium macrobrachion. Innov. Sci. Eng., 1: 17-21.
  49. Ansa, E.J. and O.A. Davies, 2011. Breeding and Management of Shrimps in the Tropics. In: Breeding and Management of Shrimps in the Tropics. Aiyelola, A.A. and H.M. Ijeomah (Eds.). Chapter 3, Topbase Nigeria Limited, Lagos, Nigeria, pp: 1055-1086.
  50. Tawari, C.C. and O.A. Davies, 2010. The relationship of fisher folks characteristics to adoption of recommended fish practices in Niger Delta, Nigeria. Agric. Biol. J. North Am., 1: 146-151.
  51. Tawari, C.C. and O.A. Davies, 2010. The attitude of fisher folks towards agricultural extension services in Niger Delta, Nigeria. Int. J. Pharma Bio Sci., 1: 1-14.
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  52. Davies, O.A. and N.C. Ezenwa, 2010. Groundnut cake as alternative protein source in the diet of Clarias gariepinus fry. Int. J. Sci. Nat., 1: 73-76.
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  53. Davies, O.A. and E. Ansa, 2010. Comparative assessment of water quality parameters of freshwater tidal earthen ponds and stagnant concrete tanks for fish production in Port Harcourt, Nigeria. Int. J. Sci. Nat., 11: 34-37.
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  54. Davies, O.A. and C.C. Tawari, 2010. Season and tide effects on sediment characteristics of trans-okpoka creek, upper bonny Estuary, Nigeria. Agric. Biol. J. North Am., 1: 89-96.
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  55. Abowei, J.F.N., O.A. Davies and A. Eli, 2010. Physico-chemistry, morphology and abundance of fin fish of Nkoro River, Niger Delta, Nigeria. Int. J. Pharma Bio Sci., 1: 1-11.
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  56. Abowei, J.F.N., A.D.I. George and O.A. Davies, 2010. Mortality, exploitation rate and recruitment pattern of Callinectes amnicola (De Rochebrune, 1883) from Okpoka Creek, Niger Delta, Nigeria. Asian J. Agric. Sci., 2: 27-34.
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  57. Tawari, C.C. and O.A. Davis, 2009. Effectiveness of agricultural agencies in fisheries production and management in Niger delta, Nigeria. Ozean J. Applied Sci., 2: 409-422.
  58. Tawari, C.C. and O.A. Davies, 2009. The relationship of fisherfolks characteristics to technologies adoption in Niger Delta, Nigeria. Ozean J. Applied Sci., 2: 361-369.
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  59. Davies, R.M. and O.A. Davies, 2009. Traditional and improved fish processing technologies in Bayelsa State, Nigeria. Eur. J. Sci. Res., 26: 539-548.
  60. Davies, R.M, A.O. Davies and J.F.N. Abowei, 2009. The status of fish storage technologies in Niger Delta Nigeria. Am. J. Sci. Res., 1: 55-63.
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  61. Davies, O.A., J.F.N. Abowei and C.C. Tawari, 2009. Phytoplankton community of Elechi Creek, Niger Delta, Nigeria-A nutrient-polluted tropical creek. Am. J. Appl. Sci., 6: 1143-1152.
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  62. Davies, O.A., J.F.N. Abowei and B.B. Otene, 2009. Seasonal abundance and distribution of plankton of Minichinda stream, Niger Delta, Nigeria. Am. J. Scient. Res., 2: 20-30.
  63. Davies, O.A., C.C. Tawari and J.F.N. Abowei, 2009. Zooplankton of elechi creek, Niger Delta Nigeria. Environ. Ecol., 26: 2441-2446.
  64. Davies, O.A., 2009. Spatio-temporal distribution, abundance and species composition of zooplankton of Woji-okpoka Creek, Port Harcourt, Nigeria. Res. J. Applied Sci. Eng. Technol., 1: 14-34.
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  65. Davies, O.A., 2009. Epiphytic diatoms growing on Nypa fructican of Okpoka Creek, Niger Delta, Nigeria and their relationship to water quality. Res. J. Appl. Sci. Eng. Technol., 1: 1-9.
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  66. Davies, O.A. and J.F.N. Abowei, 2009. Sediment quality of lower reaches of Okpoka Creek, Niger Delta, Nigeria. Eur. J. Sci. Res., 26: 437-442.
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  67. Davies, O.A. and B.B. Otene, 2009. Zooplankton community of minichinda stream port-harcourt, rivers state, Nigeria. Eur. J. Sci. Res., 6: 490-498.
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  68. Davies, A.O., 2009. Finfish assemblage of the lower reaches of Okpoka Creek, Niger Delta, Nigeria. Res. J. Applied Sci. Eng. Technol., 1: 16-21.
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  69. Abowei, J.F.N., O.A. Davies and A.A. Eli, 2009. Study of the length-weight relationship and condition factor of five fish species from Nkoro river, Niger Delta, Nigeria. Curr. Res. J. Biol. Sci., 1: 94-98.
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  70. Abowei, J.F.N. and O.A. Davies, 2009. Aspects of Sphyraena barracuda (Wallbaum, 1992) population dynamics from the fresh water reaches of lower Nun River, Niger Delta, Nigeria. Curr. Res. J. Biol. Sci., 1: 21-27.
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  71. Abowei, J.F.N. and O.A. Davies, 2009. Age, growth, mortality and condition factor study of Gnathonemus tamandua (Gunther, 1862) from the fresh water reaches of lower Nun River, Niger Delta, Nigeria. Curr. Res. J. Biol. Sci., 1: 28-34.
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  72. Abowei, J.F.N. and A.O. Davies, 2009. Some population parameters of Clarotes laticeps (Rupell, 1829) from the fresh water reaches of the lower river, Niger Delta, Nigeria. Am. J. Sci. Res., 2: 10-19.
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  73. Abolude, D.S., O.A. Davies and D.W. Avong, 2009. Level of heavy metals in freshwater crab (Cardisoma guahumi) obtained from Ahmadu Bello University Reservoir, Zaria Nigeria. Int. J. Anim. Vet. Adv., 1: 54-58.
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  74. Ugwumba, A.A.A., D.S. Abolude and O.A. Davies, 2008. Phytoplankton of the lower reaches of Okpoka Creek, Port Harcourt, Nigeria. J. Fish. Int., 3: 83-90.
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  75. Tawari, C.C., J.F.N. Abowei and O.A. Davies, 2008. Phytoplankton in the lower Sombreiro river, Niger delta, Nigeria. Res. Biol. Sci., 3: 1430-1436.
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  76. Ekeke, B.A., O.A. Davies and J.F. Alfred-Ockiya, 2008. Sand dredging impact on the fish catch in Bonny River Estuary, Nigeria. Environ. Res. J., 2: 299-305.
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  77. Davies, R.M., O.A. Davies, M.B. Inko-Tariah and Bekibele, 2008. The mechanization of fish farms in River State, Nigeria. World Applied Sci. J., 3: 926-929.
  78. Davies, O.A., R.M. Davies and D.O. Bekibele, 2008. Fish processing technologies in Rivers State, Nigeria. J. Eng. Applied Sci., 3: 548-552.
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  79. Davies, O.A., O.A. Ugwumba and A.A.A. Ugwumba, 2008. Evaluation of total coliform bacteria pollution in Trans Amadi Creek, Niger Delta, Nigeria. Environ. Ecol., 26: 1379-1384.
  80. Davies, O.A., D.O. Bekibele and C.C. Tawari, 2008. Growth response of Clarias gariepinus fry fed different levels of compounded protein feed. Aquafield: J. Field Aquat. Stud., 4: 14-22.
  81. Davies, O.A., A.A.A. Ugwumba and D.S. Abolude, 2008. Physico-chemistry quality of trans-Amadi (Woji) Creek Port Harcourt, Niger delta, Nigeria. J. Fish. Int., 3: 91-97.
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  82. Abowei, J.F.N., A.O. Davies and S. Ngodigha, 2008. The recruitment patterns of two palaemon shrimps and some physico-chemical characteristics in the River Nun Estuary, Nigeria. Int. J. Nat. Applied Sci., 4: 396-401.
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  83. Abowei, F.N., C.C. Tawari and O.A. Davies, 2008. Zooplankton of lower sombreiro river, niger delta, Nigeria. J. Fisheries Int., 3: 105-111.
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  84. Davies, O.A., U.U. Gabriel and T.B. Kingdom, 2007. Trace metals in periwinkle, Tympanotonlis fliscatl var. radlila from Elechi Creek, Upper Bonny Estuary, Nigeria. J. Microbiol. Biotechnol. Environ. Sci., 9: 445-450.
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  85. Davies, O.A., M.E. Allison and H.S. Uyi, 2006. Occurrence of heavy metals in sediment, water and periwinkle (Tympanutonus fuscatus var radular) in Elechi Creek, Niger Delta, Nigeria. Environ. Ecol., 24: 472-478.
  86. Davies, O.A., M.B. Inko-Tariah and D. Amachree, 2006. Growth response and survival of Heterobranchus longifilis fingerlings fed at different feeding frequencies. Afr. J. Biotechnol., 5: 778-780.
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  87. Davies, O.A., J.F. Alfred-Ockiya and A. Asele, 2006. Induced growth of phytoplankton using two fertilizers (NPK and agrolyser) under laboratory conditions. Afr. J. Biotechnol., 5: 373-377.
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  88. Inko-Tariah, M.B., U.U. Gabriel, M.E. Allison and O.A. Davies, 2001. Comparative studies on the yield of Oreochromis aureus in polyculture systems. J. Agric. Biotechnol. Environ., 4: 15-20.
  89. Abolude, D.S., O.A. Davies, and A.M. Chia, 2001. Distribution and concentration of trace elements in Kubanni Reservoir in Northern Nigeria. Res. J. Environ. Earth Sci., 1: 39-44.
  90. Gabriel, U.U., M.B. Inko-Tariah, M.E. Allison and O.A. Davies, 2000. Growth of some Heterobranchus bidorsalis fingerlings fed varying dietary protein and energy rations. J. Agric. Biotechnol. Environ., 2: 35-41.
  91. Allison, M.E., U.U. Gabriel, M.B. Inko-Tariah, O.A. Davies and B. Udeme-Naa, 1997. The fish assemblage of Elechi Creek, Rivers State, Nigeria. Niger Delta Biologia, 2: 53-61.