Aug 05, 2026  
2025-2026 Catalog SVC 
    
2025-2026 Catalog SVC [ARCHIVED CATALOG]

BIOL 205 - Marine Biology


Credits: 5
Variable Credit Course: No

Lecture Hours: 33
Lab Hours: 44
Worksite/Clinical Hours: 0
Other Hours (LIA/Internships): 0

Course Description: Introduction to marine organisms and the environment in which they live. Special emphasis is given to the species found in the Pacific Northwest. Field trips may be required. Lab included.

Prerequisite: ENGL 099 with a grade of C or higher (or placement into college-level English); and either placement into OR co-enrollment in OR completion of a college-level Math course with a grade of C or higher.
Distribution Requirements:
  • Natural Sciences Distribution Requirement

Meets FQE Requirement: No
Integrative Experience Requirement: No

Student Learning Outcomes
  1. Identify common marine organisms found in Pacific Northwest waters.
  2. Describe different marine environments and the types of organisms associated with them.
  3. Describe the life histories of major marine organism groups.
  4. Discuss various cultural uses of marine resources.
  5. Recognize the ecological relationships between different marine species.
  6. Work with others in laboratory group work.

Course Contents
  1. Marine environments
  2. Tides and currents
  3. Plankton, Nekton, and Benthos
  4. Algae and marine plants
  5. Sponges
  6. Cnidarians and Ctenophores
  7. Flat and segmented worms
  8. Arthropods
  9. Molluscs
  10. Echinoderms and Urochordates
  11. Fishes
  12. Mammals, birds, and reptiles
  13. Humanity’s impact on the marine environment.


Instructional Units: 6