Sentence examples for spawning fish from inspiring English sources

The "Grand River Sculpture and Fish Ladder," by Joseph Kinnebrew IV, was built to help spawning fish in their struggle to swim upstream.

Historically, the National Marine Fisheries Service counted hatchery fish along with naturally spawning fish only when a particular salmon run was nearly extinct.

Duncan and Elliot offer several examples of the ways in which companies are placing value on intangible assets like migratory birds habitats or clean water for spawning fish.

Dollies follow schools of silvers from saltwater into rivers, often holding behind spawning fish where they gobble dislodged eggs from nests.

The huge flood will reverse the seaward flow of the river that feeds into the lake, submerge forests, make a perfect wetland for spawning fish and will replenish soils for a rich rice harvest.

He was declaring that while spawning fish in the Hudson River may have stopped the Westway highway project in the 1980's, they would not get in the way of creating what he called the sports capital of the nation.

Other anadromous and nearshore spawning fishes, including Pacific herring (Clupea pallasii), have been suggested as a pulsed resource for marine and terrestrial organisms [ 21], although information relating to their cross-ecosystem influences remains largely unknown.

Movement of spawning fishes outside their natal area elevates the risk of introgression beyond the area of release, occasionally even to populations hundred of kilometers away (Quinn and Fresh 1984; Quinn et al. 1991; Hayes and Carmichael 2002).

The dams will hinder or block the migration of fish, and because most of the important species migrate long distances to spawn, fish harvests could decline by nearly half; proposed dams on tributaries would cut harvests further.

In order to assist the movement of fish along the river, particularly those that migrate to the headwaters to spawn, fish passes have been constructed around the gauging stations.

There was no consistent trend in the relative RS of females, being higher for hatchery fish 2 years, and naturally spawned fish in 1 year.