Acid exposure in euryhaline environments - ion regulation and acid tolerance in larval and adult artemia franciscana, B.R. McMahon; effects of two oil dispersants on phototaxis and swimming behaviour on barnacle larvae, P.K.S. Lam; heavy metal accumulation in tissue/organs of a sea cucumber, holothuria leucospilota, Jun Xing and F.S. Chia; mapping and characterization of mangrove-plant communities in Hong Kong, N.F.Y. Tam; gas-exchange responses of the mangrove, avicennia marina, to waterlogged and drained conditions, G. Naidoo; mangrove wetland as wastewater-treatment facility - a field trial, Yuk-Shan Wong; wood structure of aegiceas corniculatum and its ecological adaptations to salinities, Qiang Sun; accumulation and distribution of heavy metals in a simulated mangrove system treated with sewage, N.F.Y. Tam; incidence of heavy metals in the mangrove flora and sediments in Kerala, India, G. Thomas; tolerance of a mangrove plant, aegiceras corniculatum, to synthetic sewage of various strengths, Yuk-Shan Wong; size-fractionated productivity and nutrient dynamics of phytoplankton in subtropical coastal environments, Hai-Li Wang; long-term changes in hydrography, nutrients and phytoplankton in Tolo Harbour, Hong Kong, Ying-Kit Yung; environmental and nutritional factors which regulate population dynamics and toxin production in the dinoflagellate alexandrium catenella, D.K.O. Chan; are changes in N:P ratios in coastal waters the key to increased red tide blooms?, J. Hodgkiss; a comparison of marine planktonic diatoms with diatoms in a Victoria Harbour sediment core, M. Dickman; the essential elements of science and management in coastal environmental management, Thia-Eng Chua; status, problems and prospects of stock enhancement in Taiwan, I-Chiu Liao; human influence or natural perturbation in oceanic and coastal waters - can we distinguish between them?, J.-O. Stromberg; toxic events in the Pacific coastline of the Baja California peninsula in Mexico during 1992-1995 - origin and impact, A. Sierra-Beltran; a biological survey of ballast water in container ships entering Hong Kong, Ka-Hou Chu; decision-making processes in ecological-risk assessment using copper pollution of Macquarie Harbour from Mt Lyell, Tasmania, as a case study, J. Twining; spatial variations of size-fractionated chlorophyll, cyanobacteria and heterotrophic bacteria in the central and western Pacific, I-Hsun Ni; reproductive-function state of the scallop mizuhopecten yessoensis jay from polluted areas of Peter the Great Bay, Sea of Japan, M. Vaschenko; the use of malformations in pelagic fish embryos for pollution assessment, H.V. Westernhagen; polynuclear aromatic hydrocarbons (PAHs) in fish from the Red Sea coast of Yemen, H. Heba; the application of gene-transfer techniques to marine-resource management - recent advances, problems and future direction, F.Y.T. Sin.