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All issues Volume 60 (2024) Int. J. Lim., 60 (2024) 11 Full HTML

Table 2

The vendace sampling period (L = length, mS = mature survival) and reference to more detailed material and methods, gear (S = seine, G = gill net, T = trawl), the von Bertalanffy growth equation parameter estimates and trends in population abundance as interpreted from size at age (+ = increasing, − = decreasing, ! = strongly). varia =  Keränen and Lind, 1973, 1975; Ellonen and Lind, 1974; Hyrynkangas and Lind, 1976; Hanski and Lind, 1977, 1978, 1980, 1984, 1985, 1987 a, b, c, 1988, 1989, 1990, 1991, 1992; Myllylä and Lind, 1982, 1983; Piekkola and Lind, 1980.

Lake Period (samples) Data Gear Von bertalanffy equation Trend
        Lmax K t0    
Yli-Kitka 1973–1978, 1980–1992 varia; Salmi and Huusko, 1995 S 234 0.13 –2.22 no  
Kiitämö 1974–1978, 1980–1992 varia; Salmi and Huusko, 1995 S 160 0.47 –0.71 + −  
Kirpistö 1973–1978, 1980–1992 varia; Salmi and Huusko, 1995 S 157 0.55 –0.48 no  
Kuusamo 1973–1978, 1980–1992 varia; Salmi and Huusko, 1995 S 178 0.75 –0.21 –  
Muojärvi 1973–1978, 1980–1992 varia; Salmi and Huusko, 1995 S 140 0.56 –0.54 –  
Kostonjärvi 1978, 1980–1992 varia; Salmi and Huusko, 1995 S 179 0.30 –1.07 –!  
Kerojärvi 1976–1978, 1980–1992 varia; Salmi and Huusko, 1995 S 229 0.25 –1.11 –!  
Irnijärvi 1973–1978, 1980–1990, 1992 varia; Salmi and Huusko, 1995 S 198 0.26 –1.12 + −!  
Oulu 1973–1984, 1986–2017 varia; Salmi and Huusko, 1995 S, T 166 0.57 –0.53 +!  
Ylä-Keitele 1908, 1911–1941 Järvi, 1942a S 169 0.57 –0.55 – + −  
Keski-Keitele 1908, 1917, 1919–1931, 1941 Järvi, 1942a S 165 0.45 –0.71 no  
Southern Konnevesi 1984–2009 Marjomäki et al., 2021a S, G 182 0.80 –0.07 –! +!  
Onkamo 1980–1993, 1995–2012 Auvinen et al., 2000, unpubl. S 205 0.50 –0.82 no  
Pyhäselkä 1989–1990, 1992–2009 A. Huuskonen, unpubl. T 197 0.67 –0.39 +!  
Puruvesi 1973–1990, 1992–2017 varia; Auvinen, unpubl. S 480 0.08 –2.78 –! +!  
Pyhäjärvi SE Finland 1978–1992, 1994–2000, 2004, 2008, 2010, 2014 Auvinen et al., 1987, unpubl. S 229 0.54 –0.55 –!  
Puula 1984–2022 Marjomäki et al., 2014, unpubl. S 152 0.72 –0.30 no  
Päijänne, Tehinselkä L 1981–2009, mS 1984–2010 Valkeajärvi et al., 2012 T 233 0.84 0.06 no  
Southern Saimaa 2001–2021 A. Karels, unpubl. T 206 0.52 –0.29 +!  
Vesijärvi 1914–1916, 1919, 1920, 1929, 1940, 1943, 1945 Järvi, 1947 S, G? 237 0.97 0.15 –  
Pyhäjärvi SW Finland 1978, 1980–2020 Sarvala et al., 2020 S 288 0.46 –0.57 – + − +  
Pyhäjärvi Karelian Isthmus 1913–1917, 1919, 1920, 1922–1938 Järvi, 1942b S, G 231 0.61 –0.10 – +

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