| Ref. No. | Title | 41431 | Growth, abundance and production of the rudd (Scardinius erythrophthalmus) in some backwaters in the labe inundation region, Czechoslovakia (Pisces: Cyprinidae). | 43760 | Comparison of two different methods of growth values computation illustrated on rudd scales (Pisces: Cyprinidae). | 43761 | Description of hybrids between Cichlasoma meeki and Cichlasoma nigrofasciatum (Pisces: Cichlidae). |
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