Sentence examples for fishway from inspiring English sources

The conservationists, the Corps, landowners, and recreational interests have worked out a compromise by which all parties putatively get what they want: floodway, fishway, oil field, Eden.

For instance, water coming through a fishway has to be stronger than on the rest of the river, because shad are attracted to current flow".

The fishway is also boosting the ecosystem and helping city dwellers, including young students, connect with a natural environment that is so close yet often goes unnoticed.

"I contacted the land trust and said, 'We could do this.' " The trust members agreed and raised $47,000 from various sources to build the fishway, which officially opened in May.

The new aluminum fishway has sections that make a series of pools, giving fish a less-steep passage over the dam, which was built in 1794 to power a grist mill.

Although the new fishway is aimed at alewives, other anadromous fish are expected to use it.

In the eighteenth century, Kennebec salmon were so abundant that farmers hiring help typically had to promise not to feed them salmon more than once a day.... Describes the breaching of the dam by a backhoe... Describes how the economic hardship of adding fishways to existing dams may prompt owners to demolish them... Tells how Wisconsin is the leader in removing small-river dams.

Shad numbers on the Susquehanna in the past decade alone have tumbled from 600,000 in one year to a record low of 19,000, largely because fishways approved in the last licensing period have been ineffective, Mr. Shiels said.

"Thirty years ago," he said, "these fishways were considered the be-all and end-all, but we now know more than we did then.

Options could include replacing or retrofitting older fishways with newer technologies, increasing the number of passage devices, performing trap-and-transfer of shad and altering water flow, Mr. Shiels said.

Dams cause major habitat loss for freshwater and riverside species, and also create barriers for migratory fish species (also a result of ineffective fishways) and facilitate exotic species introductions.