Part 1 Biogeography and distribution patterns: biogeography of the tropical seagrasses in the western Pacific, H. Mukai; seagrasses between Cape York and Hervey Bay, Queensland, Australia, W.J. Lee Long et al; intra-annual changes in seagrass standing crop, Green Island, northern Queensland, J.E. Mellors et al. Part 2 Morphology: occurrence and fruit and seed biology of Halophila tricostata Greenway (hydrocharitaceae), J. Kuo et al; functional leaf anatomy and ultrastructure in a marine angiosperm, Syringodium isoetifolium (aschers) Dandy (cymodoceaceae), J. Kuo; root anatomy and rhizosphere ultrastructure in tropical seagrasses, J. Kuo; root-hair structure and development in the seagrass halophila ovalis (R. Br.) Hook, f, D.G. Roberts. Part 3 Biogeochemistry: partioning of the nitrogen stock in the vicinity of a Fijian seagrass bed dominated by syringodium isoetifolium (ascherson) dandy, M. Yamamuro et al; Nitrogen fixation in seagrass communities during summer in the Gulf of Carpentaria, Australia, D.J.W. Moriarty and M.J. O'Donohue; photosynthetic characteristics of seagrasses (cymodocea serrulata, thalassia hemprichii and zostera capricorni) in a low-light environment, with a comparison of leaf-marking and lacunal-gas measurements of productivity, P.C. Pollard and M. Greenway; the role of epiphytic and epibenthic algal productivity in a tropical seagrass, syringodium isoetifolium (aschers) dandy, community, P.C. Pollard and K. Kogure; bacterial decomposition of detritus in a tropical seagrass (syringodium isoetifolium) ecosystem, measured with [methyl-(3)H]thymidine, P.C. Pollard and K. Kogure,; carbon and nitrogen budgets of two ascidians and their symbiont, prochloron, in a tropical seagrass meadow, I. Koike et al; fauna-seagrass interactions - relationship between seagrass standing crop and the spatial distribution and abundance of the natantian fauna at Green Island, northern Queensland, J.E. Mellors and H. Marsh; distribution of seagrasses, and their fish and penaeid prawn communities, in Cairns harbour, a tropical estuary, northern Queensland, Australia, R.G. Coles et al; simulation estimates of annual yield and landed value for commercial penaeid prawns from a tropical seagrass habitat, northern Queensland, Australia, R.A. Watson et al; why are some prawns found in seagrass? an experimental study of brown (penaeus esculentus) and grooved (P. semisulcatus) tiger prawns, B.J. Hill and T.J. Wassenberg; stomach content analysis of a dugong (dugong dugon) from south Sulawesi, Indonesia, P.L.A. Erftemeijer et al.