. , , ,

,,,

(salmo salar l.) (salmo trutta l.) —

(salmo salar l.) (salmo trutta l.)

.. , .. ( )

- - . 11 . . .

. , , . .

. .

, . , .

1994-95 . "" . - , , - - [1-8].

-, . , - , , , , , - , . , , .

- . . , , . 60% [8], , , , [7]. .

, , . , .

, , - . , , (. , ) (. ) , (. , , ).

, (-), - . - , 7-9 .

. , : , . , , , .

, , . - , , , , .

, .

- : 30,5 90 , 300 7600 (. 1). , (. 2) - , [9, 10].

1

1993-1994 .

( ), , n,
30,5 90 64,0 300 6350 3329,0 59
44,5 81 60,3 770 7600 2696,6 45
. 49 78 63,4 1200 5500 2938,1 77
. 52 76 58,6 1500 4500 2300,0 11
. 45 81 57,8 900 5500 2117,6 38
30,5 90 61,8 300 7600 2825 230

2

1993-1994 .

(ls),

,

(ls),

,

(ls),

,

0 + 44.5 770 47.2 1151 46.0 833
1 + 59.1 2235 56.5 1936 56.7 2080
2 + 68.6 3551 60.6 3305 66.4 3483
3 + 77.2 4896 - - 77.2 4806

. 1900-4810 4780 10950 . . 2,5 .

4,5 5,1 . 7,5 .

, , . , , . . .

1. .. . /, 1947. 116 .

2. . , / . , 1959. . 293-403.

3. .., .. / . . , 1969. . 24. .7-17.

4. .. . : , 1971. 48 .

5. Benecke B.Fische, Fischerei und Fischzucht Ost- und Westpreussen-Konigsberg, 1881. 514 .

6. Skrochowska S. Migration of the sea-trout (Salmo trutta L.), broun trout (Salmo trutta m. fario L.) and there crosses. Part III. Migration to, in and from the sea / Polskie archiwum hydrobiologii. Warszawa, 1969. Vol. XVI(XXIX). 2. C. 149-180.

7. Bartel R. Losos. Troc / Ryby sladkovodne Polski. Warszawa, 1986. P.107-124.

8. Kesminas V., Verbickas T., Ziliukas V. The investigations vanishing and migratory fish spicies spawners and juveniles in Lithuanian nesting rivers / Fishery and Aquaculture in Lithuania. Vilnius-Klaipeda, 1994. P. 48-57.

9. .. / . , 1991. .72-73.

10. Svagzdys A. Baltic salmon and trout smolts abundance in the Minija / Fishery and Aquaculture in Lithuania. Vilnius-Klaipeda, 1994. P.66-70.


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