Zoology
Permanent URI for this collectionhttp://repository.kln.ac.lk/handle/123456789/3752
Browse
53 results
Search Results
Item Water quality criteria for pollution control(University of Malaya, Kuala Lumpur, 1982) Costa, H.H.Item The distribution of Anostraca and Conchostraca (Crustacea) in the Jaffna Peninsula(The Fisheries Research Station, 1979) Selvarajah, N.; Costa, H.H.Item Growth, mortality and seasonal abundance of grey mullets in Negombo estuary(Asian Fisheries Forum, Manila, Philippines, 1986) Wijeyaratne, M.J.S.; Costa, H.H.Item The susceptibility and resistance of fry and fingerlings of Oreochromis mossambicus Peters to some pesticides commonly used in Sri Lanka(Asian Fisheries Forum, Manila, Philippines, 1986) Shafiei, T.M.; Costa, H.H.Item Food, feeding and fecundity of the giant freshwater prawn Macrobrachium rosenbergii from natural habitats in Sri Lanka(Asian Fisheries Forum, Manila, Philippines, 1986) Costa, H.H.; Wanninayaka, T.B.Item Effect of crowding, food quality and body size on food utilization of Pomacea canaliculata (Lamarck), (Gastropoda: Ampullaridae), an introduced potential snail pest of the rice paddy in Sri Lanka(Sri Lanka Association for Fisheries and Aquatic Resources, 1998) Kumara, P.A.D.A.; Costa, H.H.Item A comparative study of the morphometrics, gill rakers and food of a stunned and a non-stunned populations of Oreochromis mossambicus (Peters) from Colombo (Beira) lake and Udawalawe reservoir(Sri Lanka Association for Fisheries and Aquatic Resources, 1998) Epa, U.P.K.; Costa, H.H.Item Studies of the metamorphic stages of the endemic frog Limnonectes greeni (Amphibia: Ranidae) and Polypedates eques (Amphibia: Rhacophridae)(Sri Lanka Association for Fisheries and Aquatic Resources, 1998) Weerawardena, S.R.; Costa, H.H.Item Studies of the metamorphic stages of the endemic frog Limnonectes greeni (Amphibia: Ranidae) and Mycrohyla zeylanica (Amphibia: Micrihylidae) from Sri Lanka(Sri Lanka Association for Fisheries and Aquatic Resources, 1998) Weerawardena, S.R.; Costa, H.H.Item Composition, abundance and distribution of aquatic Oligochaeta in Colombo (Beira) Lake(Sri Lanka Association for Fisheries and Aquatic Resources, 1996) Weerasundara, G.A.; Pathiratne, A.; Costa, H.H.