The plant functions as a stabilizer and a sediment trap and as a nursery area for estuarine fish and shellfish.

该植物可作为稳定剂和沉积物捕集器，并可以作为培育河口鱼类和贝类的地方。

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Some individuals would therefore not have been caught, since no baited hooks would have been available to trap them, leading to an underestimate of fish stocks in the past.

因为没有可利用的带诱饵的钩子来捕捉它们，个别的鱼没有被捕获，这导致过去人们低估了鱼类的数量。

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Dolphins first trap small fish in large conch shells with their rostrums (beaks). They then bring the shells to the surface and shake them.

海豚先用它们的吻突将小鱼赶到大海螺壳中，然后将螺壳带出水面并晃动。

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