北方地区池塘西杂鲟和匙吻鲟混养试验

Mixed culture experiment of Western hybrid sturgeon(Acipenserbaerii♀×A.schrenckii♂)and Polyodon spathula in north China

为合理利用养殖水体,提高鲟鱼池塘养殖综合效益,2023年在吉林省辽源市东丰县那丹伯镇开展西杂鲟和匙吻鲟混养试验。通过在5亩池塘放养栖息于底层的西杂鲟(725.0 g/尾)和中上层的匙吻鲟(468.8 g/尾)苗种,经120 d驯化养殖,西杂鲟成鱼规格2.1 kg/尾,匙吻鲟成鱼规格1.75 kg/尾,池塘单产640 kg/亩,单位面积利润3774.4元/亩。

In order to make reasonable use of aquaculture water bodies and improve the comprehensive efficiency of sturgeon pond aquaculture,a mixed culture experiment of hybrid sturgeon(Acipenserbaerii♀×A.schrenckii♂)and Polyodon spathula was conducted in Nadanbo Town,Dongfeng County,Liaoyuan City.The hybrid sturgeon(Acipenserbaerii♀×A.schrenckii♂)(725 g/tail)lives in the the bottom of the cultured water.Polyodon spathula(468.8 g/tail)lives in the middle and upper layers of cultured water.Fish fry were domesticated in a 5-acre pond for 120 days.The adult size of the hybrid sturgeon(Acipenserbaerii♀×A.schrenckii♂)was 2.1 kg/tail.The adult size of Polyodon spathula was 1.75 kg/tail.Per unit yield of pond was 640 kg/acre.Profit per unit area was 3774.4 yuan/acre.