This course is discontinued

BIO9050 – Population ecology in sessile organisms

Course content

Causes of demographic change or stability. Life-cycle graphs. Age- and stage-structured demography for sessile organisms. Matrix-models. Individual based models. Effects of population density. Competition. Clonal and sexual reproduction. Dispersial. Disturbance. Field methods.

Learning outcome

The course will provide the students with insight and knowledge of methods and problems in contemporary population ecology of sessile organisms.


PhD candidates from the University of Oslo should apply for classes and register for examinations through Studentweb.

If a course has limited intake capacity, priority will be given to PhD candidates who follow an individual education plan where this particular course is included. Some national researchers’ schools may have specific rules for ranking applicants for courses with limited intake capacity.

PhD candidates who have been admitted to another higher education institution must apply for a position as a visiting student within a given deadline.


Recommended previous knowledge

A bachelor degree in biology


The course is given every second spring semester, and contains 3 obligatory hours of lectures per week, and will have an obligatory field day.
This course use Fronter (see BIO4050).


Four presentations, each 20% weighting. One written examination at the end of the semester (3h), 20% weighting.

Grading scale

Grades are awarded on a pass/fail scale. Read more about the grading system.

Explanations and appeals

Resit an examination

This subject offer new examination in the beginning of the
subsequent term for candidates who withdraw during an ordinary
examination or fail an ordinary examination. For general information
about new examination, see reglement for utsatt og ny eksamen ved MN-fakultetet
and the english version of the examination rules.

We also offer postponed examination after legitimate absence.

Special examination arrangements

Application form, deadline and requirements for special examination arrangements.


The course is subject to continuous evaluation. At regular intervals we also ask students to participate in a more comprehensive evaluation.

Facts about this course






This course was given for the last time in Spring 2008.

Teaching language

Norwegian (English on request)