spawning bedsとは 意味・読み方・使い方

To provide a spawning bank for fish made of artificial seaweed which prevents the collapse of a tide embankment, etc., due to a flow of earth and sand and also urges the spawning of fish such as sandfish and herring spawning on coastal seaweed beds by being installed in sea water.例文帳に追加

海水中に設置して土砂の流動による防潮堤等の崩壊を防ぐと共に例えばハタハタやニシン等の沿岸藻場に産卵する魚類の産卵を促す人工海草による魚類の産卵礁の提供。 - 特許庁

To provide an artificial sea grass device with artificial sea grass for promoting spawning of fishes which spawn in coastal seaweed beds such as a sandfish or a herring, the artificial sea grass device with the artificial sea grass for raising natural sea grass or seaweeds and further the artificial sea grass device with the artificial sea grass for purifying the water quality.例文帳に追加

ハタハタやニシン等沿岸藻場に産卵する魚類の産卵を促す人工海草による人工海草装置の提供と、また、天然海草・海藻類を育成する人工海草による人工海草装置の提供と、さらに水質浄化のための人工海草による人工海草装置の提供。 - 特許庁