Dr. N.N.Punchihewa

Senior Lecturer

Zoology
Faculty of Natural Sciences
Head of the Department
Contact:

Central Campus, Department of Zoology, Ground Floor, Science and Technology Building, Room No :003

Office: 112881448, Ext: 448

Email: nnpun@ou.ac.lk nnpun@ou.ac.lk


Area of Specification:

Ecology

Research Intrests:

Estuarine ecology, Systematic, Environmental Health

Affiliations:

NULL

Programmes Coordination:

B sc. Degree programme,. Certificate in Laboratory technology

Course Coordination:

ZLU2281 – Fundamentals of Ecology, ZYU4301- Ecology, PSC1221 – Basic Biology for Laboratory Practice

Researches:

Journal papers

1. Pinto, L., Punchihewa, N. N. (1996). Utilisation of mangroves and seagrasses by fishes in the Negombo Estuary, Sri Lanka. Marine Biology, 126 (2):333-345.

2. Punchihewa, N. N., Krishnarajah, S. R. (2013). Trophic Position of two Mysid species (Crustacea:       Mysidacea) in an estuarine ecosystem in Auckland, New Zealand, Using Stable Isotopic      Analysis. American Journal of Marine Science, 1 (1), 22-27. DOI: 10.12691/marine-1-1-3

3. Punchihewa, N. N., Krishnarajah, S. R. (2013). Distribution of Mysids (Crustacea: Mysidacea   Auckland Region, New Zealand. American Journal of Marine Science, 1 (1), 16-21. DOI: 10.12691/marine-1-1-4

4. Punchihewa, N. N. (2015). Evaluation of ecological importance of mysids as a food item in the diet of fish, New Zealand, International Journal of environment, 4 (3).

5. Punchihewa, N. N., Krishnarajah, S. R., Vinobaba, P. (2017). Mysid (Crustacea: Mysidacea) distribution in the Bolgoda estuarine system and Lunawa lagoon, Sri Lanka, International Journal of environment, 6 (1):23-30.

6. Punchihewa, N. N. (2018). Reproductive biology and intra marsupial development of mysids in Auckland region, New Zealand, International Research Journal of Environmental Sciences, 7(9), 28-35.

7. Punchihewa, N. N. (2018). Seasonal variation and abundance of Mysids in Auckland region, New Zealand. International Journal of Scientific and Research Publications, 8 (11)

Conference papers

1. Pinto, L., Punchihewa, N.N. (1990). Short term Effect of Denudation of Mangroves on the fish and crustaceans communities of the Negombo Lagoon. Proceedings of the International and Interdisciplinary Symposium – Ecology and Landscape Management in Sri Lanka.

2. Punchihewa, N. N., O’Shea, S. (2007). Mysid Habitat and diversity throughout the Auckland region: implications for conservation. Proceedings of the New Zealand Marine Sciences Society Conference (49). University of Waikato, Hamilton. 29th–31st August 2007.

3. Punchihewa, N. N. (2008). Mysids in the Auckland region. Proceedings of the New Zealand Fresh Water Sciences Society Conference. Plymouth Hotel, New Plymouth, Taranaki. 24–27 November 2008.

4. Punchihewa, N. N., O’Shea, S. (2009). The effect of temperature on Life cycles, growth and mortality of two estuarine mysid species in the Auckland region. Proceedings of the New Zealand Marine Sciences Society Conference (51). University of Auckland, Auckland.

L. Pinto, N.N. Punchihewa (1997). Utilisation of mangroves and seagrasses by fishes in the Negombo estuary, Sri Lanka.  Oceanographic Literature Review 44 > 8 > 86

5. Punchihewa, N. N., Pinto, L. (1987). Periodicity in the occurrence of the edible sea crab Portunus pelagicus linn in the seagrases of the Negombo Lagoon. Proceedings of SLAAS 43rd session.

6. Punchihewa, N. N., Pinto, L. (1987). The occurrence of juvenile fish in Seagrases and Mangroves fringing the Negombo Lagoon. Proceedings of 43rd SLAAS session.

7. Punchihewa, N. N., Pinto, L. (1989). Short term Effect of Denudation of mangroves on the fish and crustacean communities of the Negombo Lagoon. Proceedings of 45th SLAAS session.

8. Punchihewa, N. N., Pinto, L. (1989). The occurrence of decapode crustaceans associated with seagrases and mangroves in the Negombo Lagoon. Proceedings of 45th SLAAS session.

9. Punchihewa, N. N., Krishnarajah, S. R. (2013). Relative importance of mysids as a food item in the diet of small fish species, Galaxias maculates and Athrinidae sp. in the Kakamatua stream, Auckland region, New Zealand. OUSL Annual Academic sessions, 445-450.

10. Punchihewa, N. N., Krishnarajah, S. R., P. Vonobaba (2013). Mysid (Crustacea: Mysidacea) distribution in the Bolgoda estuarine system and Lunawa lagoon. Proceedings of the 19th session of the Sri Lanka Association for fisheries and aquatic resources, 18.16th-17th May.

11. Punchihewa, N. N., Krishnarajah, S. R., Vinobaba, P. (2014). Distribution of Mysids (Crustacea: Mysidacea) in Puttalam Lagoon. Proceedings of the 20th sessions of the Sri Lanka Association for fisheries and aquatic resources, 39, 22nd May 2014.

12. Punchihewa, N. N., Krishnarajah, S. R., Vinobaba, P. (2015). Distribution of Mysids (Crustacea: Mysidacea) in Negombo estuary. Proceedings of the 21st sessions of the Sri Lanka Association for fisheries and aquatic resources, 20, 22nd May 2015.

13. Punchihewa, N. N. (2015). Estuarine Mysids in Sri Lanka: Implications for conservation.  Proceedings of the 20th International Forestry and Environment Symposium, 17th October 2015, at Club Hotel Dolphin, Wayikkal.

14. Punchihewa, N. N. (2015). Importance of marginal vegetation associated with estuarine waters in relation with the distribution of mysids (Crustacea: Mysidacea) in Sri Lanka. Proceedings of the Second National Marine Symposium, 17th November 2015, at Sri Lanka Foundation Institution, Colombo 7.

15. Punchihewa, N. N., M. P. C. Silva (2016). Feeding habits and habitat relationship of fish species associated with seagrass and mangrove vegetation in Negombo Lagoon. Proceedings of the 22nd Scientific Sessions of the Sri Lanka Association for fisheries and aquatic resources, 20th May 2016.

16. Punchihewa, N. N; Tharangani E. M.D (2017). Ecological impact of mangrove destruction on juvenile fish populations in Negombo Lagoon. Proceedings of the 23rd Scientific Sessions of the Sri Lanka Association for fisheries and aquatic resources, 26th May 2016.

 

Publications:

International client reports

1. O’Shea, S., Bellingham, T., Punchihewa, N. N. (2007). The effect of methoprene on the development mortality of two marine crustaceans. EOS-AUT Client Report: 2007/4/ Pp.37. Prepared for: Water Care Services Ltd, New Zealand.

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