Ecology of Harmful Algae by E. Granéli, Jefferson T. Turner

By E. Granéli, Jefferson T. Turner

Harmful algal blooms are one of many outcomes of the human effect on aquatic ecosystems, rather the method of eutrophication. they could reason quite a few deleterious results, together with the poisoning of fish and shellfish, habitat disruptions for plenty of organisms, water discolouration, seashore fouling, or even poisonous results for humans.

This quantity is a finished synthesis of the most recent learn achievements pertaining to damaging algae (HA) ecology. overseas specialists offer an in-depth research of HA themes together with: worldwide distribution, ecology of significant HA teams, ecology and body structure of HA, HA and the foodstuff net, learning and mitigating HA, the human influence on HA and HA influence on human job. This quantity is a useful resource of knowledge for researchers in HA ecology in addition to for complicated scholars, academics, and environmental managers.

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Ecology of Harmful Algae

Damaging algal blooms are one of many results of the human influence on aquatic ecosystems, rather the method of eutrophication. they could reason numerous deleterious results, together with the poisoning of fish and shellfish, habitat disruptions for plenty of organisms, water discolouration, seashore fouling, or even poisonous results for people.

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Nov (Gymnodiniales, Dinophyceae), a new genus of unarmored dinoflagellates with sigmoid apical grooves, including the description of two new species. J Phycol 39:1233–1246 Edvardsen B, Shalchian-Tabrizi K, Jakobsen KS, Medlin LK, Dahl E, Brubak S, Paasche E (2003) Genetic variability and molecular phylogeny of Dinophysis species (Dino- Molecular Taxonomy of Harmful Algae 19 phyceae) from Norwegian waters inferred from single-cell analyses of rDNA. J Phycol 39:395–408 Grzebyk D, Sako Y (1998) Phylogenetic analysis of nine species of Prorocentrum (Dinophyceae) inferred from 18S ribosomal DNA sequences, morphological comparisons, and description of Prorocentrum panamensis, sp.

Tripos isolated from different geographic regions, revealed distinct clades for nearly all species, but with very short distances between them (Guillou et al. 2002). 3 Alexandrium The genus Alexandrium comprises species with a conspicuous girdle and sulcus, and many small thecal plates: species of Alexandrium are primarily defined on the basis of the morphology of certain thecal plates. The three Alexandrium species that are commonly reported in HAB events, A. catenella, A. fundyense and A. tamarense, form what is known as the “A.

Pungens (non-toxic). The sequences from N. navis-varingica and A. coffeaeformis were, as expected, distantly related to the Pseudo-nitzschia spp. sequences. This suggests that the ability to produce domoic acid has either evolved independently several times, that the necessary genes have been laterally transferred, or that multiple losses have occurred. In addition, strains of P. multistriata from the Gulf of Naples have been found to produce domoic acid (Orsini et al. 2002). In both studies the P.

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