Maximum Size lakes

In these waters, trout over 35 cm must be released again. Fishing with worms is not allowed, but all other types of sport fishing gear may be used.
(Previously, these were reserved for fly fishing only):

Nordmarka: Ekornputten, Halstjern, Handkleputten, Henrikstjernet, Kveldsrostjernet, Langsmaltjernet, Lomtjern, Møkkalitjerna, Purktjern, Svarttjern (by Grimsvatn), and Veslesjøen.
Bærumsmarka: Sakromstjernet.
Østmarka: Biritjernet and Grastjern.