Principles of Ecology
Biology · 3 hrs Lecture | 3 hrs Lab
Offered: Fall and Winter Both, Every Year
BIOL-2403 prerequisites
2 courses appear in this chain, up to 1 level deep. 2 are needed whichever route you take: BIOL-1115 → BIOL-1116
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Taking BIOL-2403 is a prerequisite for 23 courses directly, and opens 24 once their own follow-ons are counted.
- BIOL-3112Ecology and Evolution of Mammals
- BIOL-3410Freshwater Ecology
- BIOL-3452Behavioural Ecology and the Prairie Grasslands: Field Course
- BIOL-3471Forest Ecology
- BIOL-3473Principles of Silviculture
- BIOL-3492Quantitative and Theoretical Biology
- BIOL-4112Fish Biology and Conservation
- BIOL-4331Evolutionary Biology
- BIOL-4402Current Topics in Ecology
- BIOL-4451Forest Ecosystems Field Course
- BIOL-4453Wetlands Ecosystems Field Course
- BIOL-4471Ecological Methods
- and 11 more.
Where BIOL-2403 counts
Required by 1 program:
- ENV 4-YEAR BSc
Counts toward 2 more as one option among several, not as a course you must take:
Read from the departments' own calendar pages, where 71 of 141 programs are only partly machine-readable, so treat these as a minimum rather than the full list. Confirm with an academic advisor.
Description
This course is concerned with general concepts in ecology. Topics covered will include energy flow, biochemical cycles, populations, communities, and human ecology.
Requisite courses
BIOL-1115 and BIOL-1116 [prerequisite(s)]; BIOL-2403L (lab) (must be taken concurrently).
From the 2026-27 undergraduate calendar. Always verify details on WebAdvisor or with an academic advisor before registering.