California Sportfishing Protection Alliance: How fish ladders work – and why some do not

The California Sportfishing Protection Alliance has published an article on fish passages and features Fishheart as a new innovation in the field.

Fishheart, a Lapland, Finland-based company, has come up with an alternative method to move fish. Their hydraulic system looks like a platform. It can be attached with ropes or steering arms with very strong springs.

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