Here are some pictures from field sites and every day life in the lab.
![29](http://noah.ees.hokudai.ac.jp/envmi/koizumilab/en/wp-content/uploads/sites/2/2015/03/29.jpg)
We set 300 nest boxes in the Tomakomai Experimental Forest, owned by Hokkaido University. Japanese tit (Parus minor) is the major species to use the nest boxes. About 15-30 breeding pairs use them every year.
![30](http://noah.ees.hokudai.ac.jp/envmi/koizumilab/en/wp-content/uploads/sites/2/2015/03/30.jpg)
An amazing male masu salmon, developing strong secondary sexual characters. This guy migrated more than 200 km from the river mouth. Unfortunately, a high dam is now under construction in the Sanru River…
![32](http://noah.ees.hokudai.ac.jp/envmi/koizumilab/en/wp-content/uploads/sites/2/2015/03/32.jpg)
When we have a good research budget, we stay in a simple bungalow. But when we don’t, our hotel is … our car!
![25](http://noah.ees.hokudai.ac.jp/envmi/koizumilab/en/wp-content/uploads/sites/2/2015/03/25.jpg)
Dolly Varden charr, one of the main study species. Very pretty showing red spots on a blue or yellow background.