Thomas Evans Courses

Fishes I

2 reviews

Explore fish biology and ecology in streams, covering basic features, Maryland fish families, and their ecological significance. Learn about fish adaptations and movement in aquatic environments.

• YouTube
• 32 minutes
• On-Demand
• Free Video

Animal Nutrition

1 review

Explore the digestive system's components and functions, from the stomach to the large intestine, including the roles of the liver and pancreas in nutrient processing.

• YouTube
• 29 minutes
• On-Demand
• Free Video

The Permian Period - As It Relates to Dinosaurs

Explore Earth's pre-dinosaur era, featuring mammal-like creatures, extreme climate changes, and the largest mass extinction event in history.

• YouTube
• 27 minutes
• On-Demand
• Free Video

Defining the Group Dinosauria

Explore dinosaur classification, unique features, and evolutionary origins in this comprehensive lecture on defining the Dinosauria group.

• YouTube
• 41 minutes
• On-Demand
• Free Video

Vertebrate History II

Explore the early evolution of vertebrates, from jawless fish to sharks, and the impact of the Devonian extinction on the tree of life.

• YouTube
• 50 minutes
• On-Demand
• Free Video

History of Fishes I Lecture

Explore the early evolution of fish and their relatives, from primitive chordates to diverse ancient groups like cyclostomes and ostracoderms.

• YouTube
• 1 hour 2 minutes
• On-Demand
• Free Video

Introduction to Ichthyology Lecture

Explore the fascinating world of fish biology, from basic concepts to evolutionary history and biodiversity. Gain insights into aquatic ecosystems and the importance of fish in our planet's ecology.

• YouTube
• 23 minutes
• On-Demand
• Free Video

Introduction to Mark-Recapture Studies and Closed Population Models

Learn about mark-recapture models and closed population studies, including Lincoln-Petersen and Schnabel estimators, to understand wildlife population dynamics and estimation techniques.

• YouTube
• 37 minutes
• On-Demand
• Free Video

Indices of Biotic Integrity

Learn about Indices of Biotic Integrity (IBIs) in stream ecology, exploring their advantages, disadvantages, and role in assessing ecosystem health through diversity measurements.

• YouTube
• 34 minutes
• On-Demand
• Free Video

River Continuum Concept

Explore the River Continuum Concept and its impact on stream ecosystems, including nutrient cycling, leaf processing, and functional feeding groups in aquatic environments.

• YouTube
• 36 minutes
• On-Demand
• Free Video

Human Pressures Other Than Climate Change

Explore human impacts on stream ecosystems, including pollution, dams, and stocking. Learn about lead, mercury, acid rain, and their effects on freshwater environments.

• YouTube
• 38 minutes
• On-Demand
• Free Video

Modeling - Size Spectra Analysis

Overview of size spectra analysis in stream ecosystems, exploring functional modeling from bacteria to larger organisms and its applications in ecological research.

• YouTube
• 25 minutes
• On-Demand
• Free Video

Modeling - Production

Overview of primary and secondary production in stream ecosystems, covering concepts like trophic levels, population growth, and estimation methods for ecological modeling and analysis.

• YouTube
• 31 minutes
• On-Demand
• Free Video

Amphibians, Reptiles, and Birds

Explore the impact of amphibians, reptiles, and birds on stream ecosystems, covering lifecycles, habitats, and ecological roles of various species.

• YouTube
• 31 minutes
• On-Demand
• Free Video

Macroinvertebrates I

Explore aquatic macroinvertebrates, their life cycles, and ecological roles in streams. Learn about the drift paradox and common non-insect species in this comprehensive overview.

• YouTube
• 36 minutes
• On-Demand
• Free Video