Stuffed porpoise stomachs and blood custard for the rich, pickled carrots for the poor, and ale for all. Europeans in the ...

You can do this by building fish ladders. Fish ladders look like a series of small waterfalls alongside a dam. Salmon swim upstream, and they "jump" from one waterfall to the next, until they ...

The cornerstone of artificial ponds and reservoirs is the dam, the structure that impounds water, manages discharge and can even be a signature aesthetic feature, according to Scott Jones, small ...

Scientists say the snail darter, whose endangered species status delayed the building of a dam in Tennessee in the 1970s, is a genetic match of a different fish. By Jason Nark For such a tiny fish ...

For more than a century, the Mirror Pond Dam in downtown Bend has blocked fish migration in the Deschutes River. Now ...