Thirteenth International Seaweed Symposium: Proceedings of the Thirteenth International Seaweed Symposium Held in Vancouver, Canada, August 13-18, 198 (Paperback, Softcover Repri)

One: Plenary Lectures.- Seaweeds, then and now.- Seaweeds and biotechnology - inseparable companions.- Two: Minisymposia.- Population and community effects of seaweed harvesting.- An approach to determining the ecological effects of seaweed harvesting a summary.- Ecological impact of marine plant harvesting in the northwest Atlantic: a review.- The harvesting of macroalgae in New Zealand.- Ecological effects of seaweed harvesting in the Gulf of California and Pacific Ocean off Baja California and California.- Ecological effects of harvesting Lessonia (Laminariales, Phaeophyta) in central Chile.- Functional seaweed morphology and relation to seaweed productivity.- Productivity and nutrient relationships in psammophytic versus epilithic forms of Bryopsidales (Chlorophyta): comparisons based on a short-term physiological assay.- Form variation and productivity of an intertidal foliose Gigartina species (Rhodophyta) in relation to wave exposure.- A form-function analysis of photon capture for seaweeds.- Application of the functional-form model to the culture of seaweeds.- Advances in North Americanseaweed culture.- The use of Gracilaria tikvahiae (Gracilariales, Rhodophyta) as a model system to understand the nitrogen nutrition of cultured seaweeds.- Nori cultivation in North America: growth of the industry.- Antiviral carbohydrates from marine red algae.- Taxonomy of economically important seaweeds.- Restriction enzyme analysis of variation and taxonomy in the kelp genus Laminaria (Laminariales, Phaeophyta).- Recent approaches to the taxonomy of the Gracilariaceae (Gracilariales, Rhodophyta) and the Gracilaria verrucosa problem.- Taxonomy of phyllophoroid algae: the implications of life history.- New and old problems in the taxonomy of the Gelidiales (Rhodophyta).- Protoplast and tissue culture: application to the seaweed industry.- The effects of the physical characteristics of the culture medium on the development of red seaweeds in tissue culture.- Production of bioflavor by regeneration from protoplasts of Ulva pertusa (Ulvales, Chlorophyta).- Parasexual fusion products in green algae: Enteromorpha and Ulvaria (Ulvales, Chlorophyta).- Protoplast isolation and fusion in Porphyra (Bangiales, Rhodophyta).- Three: Contributed Papers and Posters.- Taxonomy.- Variation in nucler DNA base composition (mol% G + C) in three orders of marine green algae.- Diagnoses and key to the genera of the Gracilariaceae (Gracilariales, Rhodophyta).- An evaluation of species relationships in the Porphyra perforata complex (Bangiales, Rhodophyta) using starch gel electrophoresis.- Ecology.- Ecological aspects of Sargassum muticum (Fucales, Phaeophyta) in Baja California, Mexico: reproductive phenology and epiphytes.- A simulation model for an Iridaea splendens (Gigartinales, Rhodophyta) population in Vancouver, Canada.- Effects of acid wastes from titanium dioxide production on biomass and species richness of benthic algae.- Competitive interactions between Fucus spiralis L. and F. vesiculosus L. (Fucales, Phaeophyta).- Canopy characteristics of the brown alga Sargassum muticum (Fucales, Phaeophyta) in Lake Grevelingen, southwest Netherlands.- Viability and dissemination of spermatia of Gracilaria verrucosa (Gracilariales, Rhodophyta).- Growth and size distribution of some large brown algae in Ohori, east coast of Korea.- Abundance changes in Laminaria setchellii and Pterygophora californica (Laminariales, Phaeophyta) near the Diablo Canyon Power Plant.- Relation between size and age of holdfasts in Ecklonia stolonifera Okamura (Laminariales, Phaeophyta) in northern Honshu, Japan.- Relationship between cover of Chondrus crispus (Gigartinales, Rhodophyta) and Phymatolithon (Corallinales, Rhodophyta) on friable rock substrata.- Seasonal growth, density, reproductive phenology and agar quality of Gracilaria sordida (Gracilariales, Rhodophyta) at Mokomoko Inlet, New Zealand.- Annual growth rate of the calcareous red alga Lithothamnion corallioides (Cora