presTitle=Scott Jackson: Ecological Considerations for Road Design at River and Stream Crossings&presSubTitle=&labelList=Movement of Materials||Large Pools Important to Organisms||Debris Deflectors||Data From Modelling Project||Impacts of River and Stream Crossings||Reduced Habitats to Vital Habitats||Access to Vital Habitats||Main Stream||Move up to Spawn in Smaller Streams||And then Head Back Down||Blocked Access from Road||Reduce the Carrying Capacity||Can No Longer Access Smaller Areas||Population Fragmentation and Isolation||Population Viabilty||Population Fragmentation Scenario||Suitable Habitat||Barriers in Habitat||Habitat Above and Below Dams||Fragment to 5 Habitats||Smaller Habitats Disappear||Processes that Maintain Regional Populations||Access to Vital Habitats Again||Smaller Streams||Movements Back and Forth||Source Synch Dynamics||Fragmentation||Recolonizing Areas Vacant Due to Extinctions||Introduction of Barriers||Loss of Habitat||Blocked Access&valueList=00:01||00:29||01:02||02:00||02:56||04:54||06:04||06:10||06:20||06:23||07:09||07:12||07:14||07:18||07:58||10:00||10:20||10:30||10:45||11:08||11:12||12:04||13:42||13:50||13:53||14:00||14:02||14:05||14:16||14:17||14:18&credittext=Production By Mike Furniss and Jeff Guntle