Research
Activities


| Finnish Game and Fisheries Research Institute. |
| Contact person (name and e-mail): |
| Persons working on brown trout
population genetics: |
| Jarmo Koskiniemi, Marja-Liisa Koljonen. |
| General research topics of the
laboratory: |
| Genetic population structure, conservation and
management, genetic stock identification. |
| General description of research on
brown trout population genetics: |
| Population structure analysis of brown trout
popolations in different water systems for management breeding and conservation purposes. |

| List of projects (brown trout) for
the past 3 years: |
Study #1 |
| Researcher: |
Marja-Liisa Koljonen, Jarmo Koskiniemi, Eero Jutila |
| Source of project
funding: |
Finnish Game and Fisheries Research Institute. |
| Topic: |
Stocking effects, genetic monitoring, genetic population structure. |
| Objective: |
Description and inventation of genetic diversity among anadromous
brown trout populations in Finland. |
| Design: |
Screening of various populations. |
| Methodology: |
Allozymes. |
| Trout population: |
Hatchery stocks, anadromous populations. |
| Origin of samples: |
Finland, Baltic Sea Basin. |
| Status: |
Ongoing. |

| Started in 1997 and will be completed
in 1998. |

Publications (brown trout genetics)

Journal
papers:
- Huusko, A., van der Meer, O. & Koljonen, M.-L. (1990). Life history patterns and
genetic differences in brown trout (Salmo trutta L.) in the Koutajoki river system.
Pol. Arch. Hydrobiol., 37, 63-77.
- Koljonen, M.-L. & Kallio-Nyberg, I. (1991). The Finnish trout (Salmo trutta)
stock register. Finn. Fish. Res., 12, 83-90.
Technical Reports:
- Koljonen, M.-L. & Huusko, A. (1993). Genetic variation of brown trout stocks in the
Koutajoki river system. Oulanka Reports, 12, 129-132.

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