Part 1—Algae exclusive of diatoms (soft algae)
Overview of algal physiology, metabolism, and taxonomy, including recent changes in nomenclature
Freshwater habitats and ecology of algae
Collecting and preserving algal samples
Microscopy primer
Coccoid and colonial blue-green algae (cyanobacteria): overview
Filamentous blue-green algae (cyanobacteria): overview
Lab: Blue-green algae (cyanobacteria)
Flagellated green algae: overview
Non-motile coccoid and colonial green algae: overview
Filamentous and plant-like green algae: overview
Conjugating green algae and desmids: overview
Lab: Green algae
Euglenoid algae: overview
Chrysophycean algae: overview
Cryptomonad algae: overview
Dinoflagellates: overview
Lab: flagellated freshwater algae (exclusive of green algal flagellates)
Red algae: overview
Enumerating algal samples & other laboratory practices: overview
Use of algae in environmental assessments: overview
Control & treatment of nuisance algae: overview
Part 2—Diatoms
Overview of diatom physiology, ultrastructure, and taxonomy, including recent changes in nomenclature
Freshwater habitats and ecology of diatoms
Collecting and preserving diatom samples
Preparing permanent diatom slides: overview
Lab: preparing permanent diatom slides
Microscopy primer
Centric diatoms: overview
Lab: centric diatoms
Araphid and monoraphid diatoms: overview
Lab: araphid and monoraphid diatoms
Symmetrical naviculoid diatoms: overview
Eunotiod and asymmetrical naviculoid diatoms: overview
Keeled and canalled raphid diatoms: overview
Lab: pennate diatoms
Enumerating diatom samples & other laboratory practices: overview
Use of diatoms in environmental assessments: overview
Control & treatment of taste-and-odor causing diatoms

Part 3—Introduction to Algal Ecology
Patterns of benthic and planktonic algae in freshwater ecosystems
Factors affecting algae
Light
Temperature
Nutrients
Resource competition
Substrate
Heterotrophy
Stream flow
Grazers
Natural disturbance stress
Inorganic chemical stress
Organic toxic substances
Acidification
The niche of algae in freshwater ecosystems
Benthic food webs
Microscopic food webs
Nutrient cycling
Benthic algal communities as biological monitors
Algal metrics as indicators of water quality
Algal metrics as indicators of disturbance
Multivariate approaches to environmental assessment
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Algal Ecology – Freshwater Benthic Ecosystems
R.J. Stevenson, M.L. Bothwell, & R.L. Lowe
1996: Academic Press
Instructor: Stephen D. Porter
Phone: (512)245-2329 or (512) 245-6176
Email: sp31@txstate.edu
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