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Results 1-10 of 14 (Search time: 0.002 seconds).
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Issue DateTitleAuthor(s)
1998Effect 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 LankaKumara, P.A.D.A.; Costa, H.H.
1995The invertebrate fauna colonizing two submerged aquatic plants in the stream at Horton Plains, Sri LankaGanehiarachchi G.A.S.M.; Costa, H.H.
1994Utilization of mangrove species in brushpark construction and their effects on Negombo Estuary fishery (Sri Lanka)Costa, H.H.; Wijeyaratne, M.J.S.
1996Composition, abundance and distribution of aquatic Oligochaeta in Colombo (Beira) LakeWeerasundara, G.A.; Pathiratne, A.; Costa, H.H.
1998Studies of the metamorphic stages of the endemic frog Limnonectes greeni (Amphibia: Ranidae) and Polypedates eques (Amphibia: Rhacophridae)Weerawardena, S.R.; Costa, H.H.
1998Studies of the metamorphic stages of the endemic frog Limnonectes greeni (Amphibia: Ranidae) and Mycrohyla zeylanica (Amphibia: Micrihylidae) from Sri LankaWeerawardena, S.R.; Costa, H.H.
1998A 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 reservoirEpa, U.P.K.; Costa, H.H.
1997Species composition, abundance and distribution of aquatic oligochaetes in Colombo (Beira ) lake, Sri LankaCosta, H.H.; Weerasundara, G.A.; Pathiratne, A.
1995The Effects of leaving central bare areas in traditional circular brush-parks on the yield of fish in the brush-park fishery in Negombo estuary, Sri Lanka.Costa, H.H.; Wijeyaratne, M.J.S.
1992Resource partitioning of two commercially important cichlid species in there minor perennial reservoirs in the north-western province of Sri LankaWijeyaratne, M.J.S.; Costa, H.H.

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