NARA Journal

Guidelines to authors

CONTENTS Volume 48-50

Quantification and characterization of acid and pepsin-solubilized collagen from Yellowfin tuna (Thunnus albacarces) waste material
Ariyawansa, K.W.S.; Paththuwe Arachchi, M.J.; Ariyarathna, D.S.; Yapa, M.S.; Yatawara, C.

Reproductive morphology, morphometric aspects and molecular identification of Scylla (Mud Crab) species in Sri Lanka
Bandaranayake, K.H.K.; Gunasekara, S.S.; Jayasinghe, R.P.P.K.; Herath, D.R.; Ranasinghe, V.K.; Yatawaka, S.

Process development for low-salted dried fish production and quality determination
Paththuwe Arachchi, M.J.; Ariyarathna, D.S.

Effects on growth performance and survival rate of Cyprinus carpio (Koi carp) fingerlings fed diets augmented with Coriandrum sativum (Coriander) against Aeromonas hydrophila infection
Gunasekara, A.M.G.U.; Parakrama, M.G.I.S.

Present status of mangroves and sea grasses in the upper western border of the Puttalam Lagoon, Sri Lanka
Aththanayaka, W.K.A.M.T.S.; Ayeshya, H.M.U.; Thanusanth, S.; Senevirathna, S.C.V.U.; Madagedara, C.B.; Jayasinghe, R.P.P.K.

The present status of the shallow reef patches at the Bar Reef Marine Sanctuary, Sri Lanka
Hendawitharana, M.P.; Jayasinghe, R.P.P.K.; Karunarathne, M.M.C.; Haputhantri, S.S.K.

CONTENTS Volume 45-47

Extraction of agar from locally grown Gracilaria  verrucosa and development of gelatin free set-yoghurt product using agar.
M.J. Paththuwe Arachchi, G.J. Ganegama Arachchi, M.A.J.  Wansapala and M.P.K. Jayarathna. 1-16 pp.

Bio-accumulation of trace metals in Blue Swimmer Crab (Portunus pelagicus) in Sri Lanka.
B.K.K.K. Jinadasa, G.D.T.M. Jayasinghe, N.A.N. Nethmina and S.S. Abeysinghe. 17-25 pp.

Effects of salt and storage temperature on pysico-chemical and sensory properties of salt fermented herring (Amblygaster sirm).
D.S. Ariyarathna, K.M.G.R.M. Kariyawasam, N. Rajapakse and C.K. Illeperuma. 26-37 pp.

Vocalization patterns of Indo-Pacific Humpback Dolphins (Sousa plumbea) in Kalpitiya Lagoon, Sri Lanka.
R.M.R.M. Jayathilaka and K. Arulananthan. 38-51pp.

Chemical composition of six edible seaweed species available in the coastal belt of Sri Lanka.
P.S. Jayasinghe, V. Pahalawattaarachchi, K.K.D.S. Ranaweera and Ruchitha Perera. 52-62pp.

An insight into Sport fishing industry in Sri Lanka; Present situation and future prospects.
H.D. WimalasenaM.M.A.S. Maheepala and K.H.M.L. Amaralal. 63-71pp.

An analysis of local fresh fish demand and supply of Sri Lanka to assess the impact of fuel subsidies.
K.P.G.L. Sandaruwan and D.W.L.U.De. Silva. 72-84pp.

Seaweed based jam as a source of nutrition.
P.S. Jayasinghe, V. Pahalawattaarachchi and K.K.D.S. Ranaweera. 85-98 pp.

CONTENTS Volume 44

PCR based DNA marker analysis for WSSV resistant populations of Giant Black Tiger Shrimp, Penaeus monodon Fabricius in selected shrimp farming areas in Sri Lanka
Y.S.L.Kumaranayake, N.S. Kottearachchi1 and J.A. AthulaVol. 44 (65-71)

An analysis of profitability of freshwater ornamental fish, grown in cement tanks and mud ponds
H.D.Wimalasena, M.M.A.S.Maheepala and K.H.M.L.AmaralalVol. 44 (7-14)

Heavy metal levels in water, sediments and edible fish tissues (Mugil cephalus) of Negombo Estuary, Sri Lanka,
B.R.C.Mendis, M.M.M.Najim, H.M.P.Kithsiri, S.A.M.AzmyVol. 44 (15-25)

Barrier Layer Thickness of Central Bay of Bengal during the post monsoon season, 2013
A.Harischandra and K.ArulananthanVol. 44 (26-36)

Potential of the conservation oriented mangrove based ecotourism; A case study of Kadolkele Mangrove Reserve, Negombo, Sri Lanka
D.D.G.L.Dahanayaka, H.D.Wimalasena and V.PahalawattaarachchiVol. 44 (37-50)

Change detection of mangrove coverage in Puttalam Lagoon of Sri Lanka using satellite remote sensing techniques
D.D.D.Weragodatenna and A.B.A.K.GunaratneVol.44 (51-63)

CONTENTS Volume 43

The impact of fuel price increases on marine fishing operations in Sri Lanka
H.D Wimalasena, M.M.A.S. Maheepala and K.H.M.L. Amaralal. 1-10 pp.

Effect of some physico-chemical water quality parameters of sea grass habitat on the abundance of shrimp juveniles in Negombo Estuary.
B.R.C. Mendis and U. A. D. P Gunawardena. 11-19 pp.

The role of variety seeking in consumers’ fish consumption: A study in the city of Galle in Sri Lanka
S.N. Dushani and S.O. Olsen. 20-36 pp. 

Structure of a coastal fishing community and the economical implications of coastal fisheries in Thampalakamam Bay
M. Nafees, A.R.S.B. Athauda and U. Edirisinghe. 37-52 pp.

A study on zooplankton composition and their potentiality as bio indicators in selected coastal habitats, Sri Lanka
K.H.K. Bandaranayake, K.A.W.S.Weerasekara, S.A.M. Azmy, R.R.M.K. P. Ranatunga and N.D. Hettige. 53-67 pp.

Quality assessment of seafood sold in selected retail outlets of the Western Province, Sri Lanka
P.H. Ginigaddarage, K.W.S. Ariyawansa, K.S. Hettiarachchi, J.M. Chandrika, S. Abhayarathne and G.P. Roshan. 68-84 pp.

A preliminary study on potentiality of captive breeding of Holothuria scabra
M.A.J.C. Mallawaarachchi and K. Arulananthan. 85-90 pp.

CONTENTS Volume 42

A study of trace metal levels in selected fisheries harbours in South and West coast of Sri Lanka
B.K.K.K. JinadasaVolume 42- Paper 1

Species diversity and antibiotic sensitivity of pathogenic bacteria isolated from hatchery bred shrimp larvae in Sri Lanka
P.P.M. HeenatigalaVolume 42- Paper 2

An assessment of the water quality in major streams of the Madu Ganga catchment and pollution loads draining into the Madu Ganga from its own catchment
A.A.D.Amarathunga and N. SureshkumarVolume 42- Paper 3

Level of trace metals Hg, Cd, Pb, Cu, Fe and Zn in yellowfin tuna (Thunnus albacares ) and swordfish (Xiphias gladius) collected from Sri Lanka
B.K.K.K. Jinadasa, E.M.R.K.B. Edirisinghe and S.B.N. AhmadVolume 42- Paper 4

Responsible marine stock enhancement as a solution to the problem of depleted or declining fish stocks – A review
R.P.P.K. Jayasinghe and K.H.K. BandaranayakeVolume 42- Paper 5

Geological approach for placer mineral exploration in Eastern coast of Sri Lanka - A case study
S.U.P. Jinadasa and A. WijayadevaVolume 42- Paper 6

Evolutionary position of a Green turtle with anomalous colouration
D.N.A. Ranmudugala and D.R. HerathVolume 42- Paper 7

CONTENTS Volume 41

Gross clinical signs and haematological changes associated with artificial infection of Edwardsiella tarda in Koi Carp
A.D.W.R. Rajapakshe, K. Pani Prasad and S.C. MukharjeeVol. 41 ebook- 1

Development and shelf life evaluation of Thilapia (Oreochromis spp.) marinades
M.M. Rathnayake, V.P.N. Prasadi and C.V.L. JayasingheVol. 41 ebook- 2

An assessment of handling and processing methods used for the shrimp fishery by- catch in Kalpitiya, Sri Lanka
C.V.L. Jayasinghe, K. Vinopavan and T.S.G. FonsekaVol. 41 ebook- 3

Socio- economic and marketing aspects of Laila and Bottom Long Line fisheries in the Kalpitiya Peninsula of Sri lanka
H.D. Wimalasena and W.D.M. De MelVol. 41 ebook- 4

Supply of Astaxanthin and its combinations through live feed (Moina micrura) enrichment affects the growth, survival and fatty acid profile of Macrobrachium rosenbergii larvae
M.G.I.S. Parakrama, K.D. Rawat, G. Venkateshwarlu and A.K. ReddyVol. 41 ebook- 5

Vegetation structure and faunal composition of Wathurana Wetland ecosystem Tebuwana, Kalutara, Sri Lanka
A.A.D. Amarathunga and H.M.G.S.B. HitinayakeVol. 41 ebook- 6

Reproductive biology of Catla catla in the Udawalawe reservoir, Sri Lanka
D.A. AthukoralaVol. 41 ebook- 7

A study of the constraints affecting ornamental fish production in Sri Lanka
P.P.M. HeenatigalaVol. 41 ebook- 8

Development of soy protein fortified fish sticks from Tilapia
H.H.A. Malkanthi, P.C. Arampath and P. JayasingheVol. 41 ebook- 9

CONTENTS Volume 40

Changes in fatty acid profiles during maturation and fatty acid composition of eggs and embryos of female guppy Poecilia reticulata (Peters) fed on different diets
H.M.P. Kithsiri and G. Venkateshwarluvol.40-1

An Experimental study of the culture of the water flea (Moina micrura) in different culture media
M. Gammanpilavol.40-2

Evaluation of yields and growth performance of Nile tilapia (Oreochromis niloticus), with ningu (Labeo victorianus) and African catfish (Clarias gariepinus) in earthen ponds in Kenya
D.N. Oenga, Y.D. Mgaya, G. Mbahinzereki, A.P. Shoko and E.M. Nyanchirivol.40-3

Evaluation of silkworm pupae and tannery waste as dietary protein sources for Thai Koi, Anabas testudineus (Bloch)
Mashuda Parvin and M. Ahsan B. Habibvol.40-4

Changes in histamine levels in dried fish under different storage conditions
C.J.Vithanage, C.V.L. Jayasinghe and K.M.S. Wimalasirivol.40-5

The Relevance and applicability of current regulations for the spiny lobster fishery in the south coast of Sri Lanka
P.V.S.L. Gunawardana, D.S Jayakody and M.D.S.T. De Croosvol.40-6

Studies on poly aromatic hydrocarbons in wood smoke and smoked fish
Mohan I.M. Lokuge, Y. Sulthanbawa and A. Bamunuarachchivol.40-7