Thirteenth International Seaweed Symposium: Proceedings of the Thirteenth International Seaweed Symposium held in Vancouver, Canada, August 13–18, 1989

Front Matter....Pages i-xxxviii
Seaweeds, then and now....Pages 1-5
Seaweeds and biotechnology — inseparable companions....Pages 7-13
Restriction enzyme analysis of variation and taxonomy in the kelp genus Laminaria (Laminariales, Phaeophyta)....Pages 105-110
Recent approaches to the taxonomy of the Gracilariaceae (Gracilariales, Rhodophyta) and the Gracilaria verrucosa problem....Pages 111-118
Taxonomy of phyllophoroid algae: the implications of life history....Pages 119-124
New and old problems in the taxonomy of the Gelidiales (Rhodophyta)....Pages 125-135
The effects of the physical characteristics of the culture medium on the development of red seaweeds in tissue culture....Pages 137-142
Production of bioflavor by regeneration from protoplasts of Ulva pertusa (Ulvales, Chlorophyta)....Pages 143-149
An approach to determining the ecological effects of seaweed harvesting: a summary....Pages 15-16
Ecological impact of marine plant harvesting in the northwest Atlantic: a review....Pages 17-24
The harvesting of macroalgae in New Zealand....Pages 25-33
Ecological effects of seaweed harvesting in the Gulf of California and Pacific Ocean off Baja California and California....Pages 35-40
Ecological effects of harvesting Lessonia (Laminariales, Phaeophyta) in central Chile....Pages 41-47
Productivity and nutrient relationships in psammophytic versus epilithic forms of Bryopsidales (Chlorophyta): comparisons based on a short-term physiological assay....Pages 49-55
Form variation and productivity of an intertidal foliose Gigartina species (Rhodophyta) in relation to wave exposure....Pages 57-64
A form-function analysis of photon capture for seaweeds....Pages 65-71
Application of the functional-form model to the culture of seaweeds....Pages 73-77
The use of Gracilaria tikvahiae (Gracilariales, Rhodophyta) as a model system to understand the nitrogen nutrition of cultured seaweeds....Pages 79-87
Nori cultivation in North America: Growth of the Industry....Pages 89-98
Antiviral carbohydrates from marine red algae....Pages 99-104
Parasexual fusion products in green algae: Enteromorpha and Ulvaria (Ulvales, Chlorophyta)....Pages 151-159
Protoplast isolation and fusion in Porphyra (Bangiales, Rhodophyta)....Pages 161-166
Variation in nuclear DNA base composition (mol% G + C) in three orders of marine green algae....Pages 167-172
Diagnoses and key to the genera of the Gracilariaceae (Gracilariales, Rhodophyta)....Pages 173-178
An evaluation of species relationships in the Porphyra perforata complex (Bangiales, Rhodophyta) using starch gel electrophoresis....Pages 179-183
Ecological aspects of Sargassum muticum (Fucales, Phaeophyta) in Baja California, Mexico: reproductive phenology and epiphytes....Pages 185-190
A simulation model for an Iridaea splendens (Gigartinales, Rhodophyta) population in Vancouver, Canada....Pages 191-196
Effects of acid wastes from titanium dioxide production on biomass and species richness of benthic algae....Pages 197-203
Competitive interactions between Fucus spiralis L. and F. vesiculosus L. (Fucales, Phaeophyta)....Pages 205-209
Canopy characteristics of the brown alga Sargassum muticum (Fucales, Phaeophyta) in Lake Grevelingen, southwest Netherlands....Pages 211-217
Viability and dissemination of spermatia of Gracilaria verrucosa (Gracilariales, Rhodophyta)....Pages 219-223
Growth and size distribution of some large brown algae in Ohori, east coast of Korea....Pages 225-231
Abundance changes in Laminaria setchellii and Pterygophora californica (Laminariales, Phaeophyta) near the Diablo Canyon Power Plant....Pages 233-239
Relation between size and age of holdfasts of Ecklonia stolonifera Okamura (Laminariales, Phaeophyta) in northern Honshu, Japan....Pages 241-246
Relationship between cover of Chondrus crispus (Gigartinales, Rhodophyta) and Phymatolithon (Corallinales, Rhodophyta) on friable rock substrata....Pages 247-251
Seasonal growth, density, reproductive phenology and agar quality of Gracilaria sordida (Gracilariales, Rhodophyta) at Mokomoko Inlet, New Zealand....Pages 253-262
Annual growth rate of the calcareous red alga Lithothamnion corallioides (Corallinales, Rhodophyta) in the Bay of Brest, France....Pages 263-267
Planktonic bloom of an introduced species of Polysiphonia (Ceramiales, Rhodophyta) along the coast of North Carolina, USA....Pages 269-274
Settlement of seaweeds on coastal structures....Pages 275-280
Economically important seaweeds in Mar Piccolo, Taranto (southern Italy): a survey....Pages 281-286
Current state of seaweed resources in Spain....Pages 287-292
Utilized and potentially utilizable seaweeds on the Namibian coast: biogeography and accessibility....Pages 293-299
European bioconversion projects and realizations for macroalgal biomass: Saint-Cast-Le-Guildo (France) experiment....Pages 301-308
Resources and possibilities for exploitation of North Adriatic seaweeds....Pages 309-315
Annual net primary production calculated from eastern Canadian Irish moss fishery data....Pages 317-323
Saldanha Bay, South Africa: recovery of Gracilaria verrucosa (Gracilariales, Rhodophyta)....Pages 325-330
Seasonality of standing crop of a Sargassum (Fucales, Phaeophyta) bed in Bolinao, Pangasinan, Philippines....Pages 331-338
Seaweeds of potential economic importance in Kenya: field survey and future prospects....Pages 339-346
Cultivation of Gracilaria verrucosa (Gracilariales, Rhodophyta) Strain G-16 for agar....Pages 347-351
Some effects of plant growth regulators on tissue cultures of the marine red alga Agardhiella subulata (Gigartinales, Rhodophyta)....Pages 353-360
Culture and growth of Lessonia trabeculata (Phaeophyta, Laminariales) juvenile sporophytes in La Herradura de Guayacan Bay, northern Chile....Pages 361-366
A model of seaweed growth in an outdoor culture in Israel....Pages 367-373
Callus formation in Ecklonia cava Kjellman (Laminariales, Phaeophyta)....Pages 375-380
Growth, photosynthesis and agar in wild-type strains of Gracilaria verrucosa and G. conferta (Gracilariales, Rhodophyta), as a strain selection experiment....Pages 381-387
Isolation and genetic characterization of self-sterile mutants in a monoecious red alga Gelidium vagum (Gelidiales, Rhodophyta)....Pages 389-395
Estimation of the degree of self-fertilization in Porphyra yezoensis (Bangiales, Rhodophyta)....Pages 397-400
The mass culture of Dunaliella viridis (Volvocales, Chlorophyta) for oxygenated carotenoids: laboratory and pilot plant studies....Pages 401-408
Digestion of seaweeds by the marine amoeba Trichosphaerium ....Pages 409-413
Evaluation of dye-based assay for mannuronan 5′ -epimerase....Pages 415-417
Field and culture studies of species of Gelidium (Gelidiales, Rhodophyta) from their northern limit of distribution in Europe....Pages 419-424
Notes on the life histories of Boergesenia and Valonia (Siphonocladales, Chlorophyta)....Pages 425-434
Recent progress in the use of processed microalgae in aquaculture....Pages 435-443
Cultivation of Macrocystis integrifolia (Laminariales, Phaeophyta) in southeastern Alaskan waters....Pages 445-451
Conchospore production and seasonal occurrence of some Porphyra species (Bangiales, Rhodophyta) in Washington State....Pages 453-459
The life cycle of Laminaria abyssalis (Laminariales, Phaeophyta) in culture....Pages 461-466
Ammonium uptake by Chondrus crispus Stackhouse (Gigartinales, Rhodophyta) in culture....Pages 467-471
Comparative photosynthetic studies of Ecklonia cava (Laminariales, Phaeophyta) bladelets with and without zoosporangial sori....Pages 473-477
Physiological responses of Pterocladia and Gelidium (Gelidiales, Rhodophyta) from the Azores, Portugal....Pages 479-482
Toxicity of sewage-contaminated sediment cores to Macrocystis pyrifera (Laminariales, Phaeophyta) gametophytes determined by digital image analysis....Pages 483-489
Activities of Corallina (Corallinales) and other Rhodophyta polymers in the modulation of calcification....Pages 491-497
Effect of ammonium on growth and carrageenan content in Kappaphycus alvarezii (Gigartinales, Rhodophyta)....Pages 499-503
Growth and reproductive responses of Laminaria longicruris (Laminariales, Phaeophyta) to nutrient enrichment....Pages 505-511
Content of arachidonic and eicosapentaenoic acids in polar lipids from Gracilaria (Gracilariales, Rhodophyta)....Pages 513-519
The farmed Eucheuma species (Gigartinales, Rhodophyta) in Danajon Reef, Philippines: carrageenan properties....Pages 521-525
Determination of the composition of the fibrillar part of Gracilaria verrucosa (Gracilariales, Rhodophyta) cell wall in order to prepare protoplasts....Pages 527-531
Influence of tissue source and growth rates on dry weight and carrageenan composition of Chondrus crispus (Gigartinales, Rhodophyta)....Pages 533-538
Preliminary approach to the characterization and seasonal variation of carrageenans from four Rhodophyceae on the Normandy coast (France)....Pages 539-544
Agars from Gelidium rex (Gelidiales, Rhodophyta)....Pages 545-549
Studies on the yield and gel strength of agar from Gracilaria domingensis Sonder ex Kuetzing (Gracilariales, Rhodophyta) following the addition of calcium....Pages 551-553
The effect of a liquid seaweed extract from Ascophyllum nodosum (Fucales, Phaeophyta) on the two-spotted red spider mite Tetranychus urticae ....Pages 555-559
Some common properties of lectins from marine algae....Pages 561-566
Characterization of an agar fraction extracted from Gracilaria dura (Gracilariales, Rhodophyta)....Pages 567-571
Sugar constituents of fucose-containing polysaccharides from various Japanese brown algae....Pages 573-576
Antitumor activity of marine algae....Pages 577-584
Chemical screening of Brazilian marine algae producing carrageenans....Pages 585-588
Enzymatic degradation of alginate by marine fungi....Pages 589-596
Ultrastructure of the cell wall of Gracilaria cf. verrucosa (Gracilariales, Rhodophyta): effects of steam explosion....Pages 597-601
Contribution on the content and nature of the phycocolloid from Kallymenia reniformis (Cryptonemiales, Rhodophyta)....Pages 603-608
Infrared analysis of eleven carrageenophytes from Baja California, Mexico....Pages 609-614
The xylogalactan sulfate from Chondria macrocarpa (Ceramiales, Rhodophyta)....Pages 615-620
Eicosanoids from the Rhodophyta: new metabolism in the algae....Pages 621-628
Use of solid and gel state 13 C NMR spectroscopy for differentiation between agarophytes and carrageenophytes....Pages 629-636
Sulfated galactans from the red seaweed Nothogenia fastigiata (Nemaliales, Rhodophyta)....Pages 637-643
Agaroids from New Zealand members of the Gracilariaceae (Gracilariales, Rhodophyta) — a novel dimethylated agar....Pages 645-654
A study of the phycocolloids from Gelidium madagascariense and Eucheuma denticulatum (Rhodophyta) collected on the south coasts of Madagascar....Pages 655-659
Control and heterologous expression in Escherichia coli of the Klebsiella pneumoniae gene encoding alginate lyase....Pages 661-665
Back Matter....Pages 667-678