Estonia

§ 5. Underwater fishing gear (1) Underwater fishing gear is a tool used to catch fish while underwater. (2) Allowed underwater fishing gear are: 1) harpoon gun – a mechanical or pneumatic device for harpooning fish; 2) harpoon – up to five-pronged piercing instrument with or without spears, which is fired from a harpoon gun or inserted into a fish.

§ 20. Restrictions on the use of fishing gear and fishing methods (1) In all water bodies, it is prohibited to: [...] 5) use a self-contained breathing apparatus and artificial lighting during underwater fishing; 6) use a harpoon without a harpoon gun during underwater fishing;

(7) In recreational fishing and angling, it is prohibited for one person to catch more than 15 kg of the following fish species in one day with the fishing traps specified in clauses 1-9 of § 4 (2) and with the underwater fishing gear specified in § 5: 1) 15 kg of perch; 2) 5 pikes; 3) 5 [pike-perch]; 4) 15 bream; 5) 2 salmon or 2 trout or 1 salmon and 1 trout.

29) with gill nets, seines and harpoon guns in the water bodies or their sections included in the list of spawning and habitats for salmon, river trout, sea trout and grayling, established by the regulation of the minister responsible for the field on the basis of § 51 (2) of the Nature Conservation Act, except in dams;

8) with professional fishing and underwater fishing equipment in Lake Pskov [Lake Pihkva] - from May 5 to June 10;

Fishing with following sport fishing equipment is allowed on the basis of recreational fishing right: more than one simple hand line; hand line; spinning reel; troll; pulling device; fly hook; bottom line (tonka, krunda); unanchored trimmer; hook line for Baltic herring fishing and harpoon gun and up to five-prong harpoon for underwater fishing.

Underwater fishing with harpoon gun and harpoon, as well as fishing with gillnet, hoopnet and dragnet is prohibited in all waterbodies specified in the regulation of the Minister of the Environment “List of spawning sites and habitats of salmon, brown trout, sea trout and grayling” or their sections. Underwater fishing is prohibited also in Paide artificial lake.

For harpoon gun and harpoon fishing, fishing card is necessary on Lake Kuremaa and Lake Saadjärv, whereby the card is valid for both waterbodies.