21. This species is of interest owing to its ecologically vulnerable status and anadromous lifestyles. 22. None of the dams provide anadromous species to the lower third of the creek. 23. Wild anadromous migrations require undisturbed pathways from highland streams to feeding grounds off Greenland. 24. Keswick Dam is the uppermost barrier to anadromous fish migrating up the Sacramento River. 25. Dams interrupt the migration of anadromous fish. 26. Anadromous forms of the coastal rainbow trout or redband trout are commonly known as steelhead.27. It is anadromous and breeds in rivers. 28. They are anadromous spring spawners and prefer clean streams with light flow and light siltation. 29. The Baker River also supports other anadromous salmonids such as coho ( Oncorhynchus kisutch ), 30. Those populations were anadromous , migrating to the estuary to feed while breeding in freshwater.