<DIV STYLE="text-align:Left;"><DIV><DIV><P><SPAN>The Tidal Restriction network represents network and connectivity impacts of tidal restrictions in the Puget Sound Large River Deltas created using regional data, remotely sensed aerial imagery, and oblique shoreline imagery depicted as polylines. The CFS Tidal Restriction network is represented by polylines digitized at a 1:1000 scale using regional data, remote sensed aerial imagery (Hexagon Imagery Program 0.3 m 4-band aerial imagery collected during summer leaf on conditions from August to September in 2017), and oblique shoreline imagery (DOE). Features were classified in a two-tiered nested structure that included a primary structure type and water crossing structure type (where applicable). Where features were not present in the regional data, aerial imagery was used to determine the feature type for primary and water crossing structures, or the feature was called Unknown. This database also contains details on feature type (e.g., road, dike/levee, culvert, bridge), status (e.g., present, removed, abandoned, breached), feature existence certainty, tidal connectivity impacts and certainty, fish passage and fishways, physical feature attributes (e.g., lengths, widths, elevations), feature installation and modifications, and review status, as well as whether the feature was copied from a regional data layer or identified using remotely sensed aerial imagery. These classifications were assigned using the regional data and aerial imagery and rely on CFS staff interpretation and pre-determined classification rules for connectivity and feature type assignments where regional data were lacking.</SPAN></P><P><SPAN>The Tidal Wetland network represents the current and potential tidal wetland habitat network as polygons and their tidal connectivity determined using the Tidal Restriction network, remotely sensed aerial imagery, SHSTMP tidal wetland habitat extent and feature polygons (NOAA 2011; 2016), and Pacific Marine and Estuarine Fish Habitat Partnership (PMEP) tidal exceedance polygons (PMEP 2018). The maps of current and potential tidal wetland habitat were updated using the spatial database of the tidal restriction network developed in this project, SHSTMP tidal wetland habitat extent, feature polygons, and overwater structures (NOAA 2011; 2016; 2019), and Pacific Marine and Estuarine Fish Habitat Partnership (PMEP) tidal exceedance polygons (PMEP 2018). Tidal restrictions were buffered and used to segment PMEP wetland polygons into individual polygons, to associate tidal restriction features, feature types, and tidal connectivity ratings to polygons of tidal wetland habitat. Tidal wetland connectivity ratings were determined using the Tidal Restriction network and the SHSTMP tidal wetland habitat features to assess pathways of tidal movement and were assigned as Completely Restricted, Significantly Restricted, Partially Restricted, Unrestricted, or Unknown. Tidal wetlands were classified by both their tidal feature connectivity and landscape connectivity with certainty ratings. The feature tidal connectivity classified the tidal connectivity of the feature based on the tidal connectivity to that feature given the immediately downstream tidal restriction features. Feature tidal connectivity was determined by the downstream feature allowing tidal connectivity regardless of upstream or landward tidal restrictions connectivity restrictions. The landscape tidal connectivity classified the tidal connectivity of the wetland feature based on its connectivity to the delta as a whole. The landscape tidal connectivity of a feature was determined by the connectivity rating of the landscape wetlands and the downstream tidal restriction features.</SPAN></P><P><SPAN>CFS digitized polygons representing built land, including residential and commercial land, and filled areas, as observed in the Hexagon Imagery Program 0.3 m 4-band aerial imagery. Developed polygons impact tidal connectivity as they contain dense networks of roads and buildings that would act as obstructions, either partial or significant to hydrological, biological, and physical tidal movement. These polygons are preliminary and may over or under-estimate developed areas in a given delta. These were solely used to isolate the impacts of developed areas on the Tidal Wetland network.</SPAN></P></DIV></DIV></DIV>
<DIV STYLE="text-align:Left;"><DIV><DIV><P><SPAN>The Tidal Restriction network represents network and connectivity impacts of tidal restrictions in the Puget Sound Large River Deltas created using regional data, remotely sensed aerial imagery, and oblique shoreline imagery depicted as polylines. The CFS Tidal Restriction network is represented by polylines digitized at a 1:1000 scale using regional data, remote sensed aerial imagery (Hexagon Imagery Program 0.3 m 4-band aerial imagery collected during summer leaf on conditions from August to September in 2017), and oblique shoreline imagery (DOE). Features were classified in a two-tiered nested structure that included a primary structure type and water crossing structure type (where applicable). Where features were not present in the regional data, aerial imagery was used to determine the feature type for primary and water crossing structures, or the feature was called Unknown. This database also contains details on feature type (e.g., road, dike/levee, culvert, bridge), status (e.g., present, removed, abandoned, breached), feature existence certainty, tidal connectivity impacts and certainty, fish passage and fishways, physical feature attributes (e.g., lengths, widths, elevations), feature installation and modifications, and review status, as well as whether the feature was copied from a regional data layer or identified using remotely sensed aerial imagery. These classifications were assigned using the regional data and aerial imagery and rely on CFS staff interpretation and pre-determined classification rules for connectivity and feature type assignments where regional data were lacking.</SPAN></P><P><SPAN>The Tidal Wetland network represents the current and potential tidal wetland habitat network as polygons and their tidal connectivity determined using the Tidal Restriction network, remotely sensed aerial imagery, SHSTMP tidal wetland habitat extent and feature polygons (NOAA 2011; 2016), and Pacific Marine and Estuarine Fish Habitat Partnership (PMEP) tidal exceedance polygons (PMEP 2018). The maps of current and potential tidal wetland habitat were updated using the spatial database of the tidal restriction network developed in this project, SHSTMP tidal wetland habitat extent, feature polygons, and overwater structures (NOAA 2011; 2016; 2019), and Pacific Marine and Estuarine Fish Habitat Partnership (PMEP) tidal exceedance polygons (PMEP 2018). Tidal restrictions were buffered and used to segment PMEP wetland polygons into individual polygons, to associate tidal restriction features, feature types, and tidal connectivity ratings to polygons of tidal wetland habitat. Tidal wetland connectivity ratings were determined using the Tidal Restriction network and the SHSTMP tidal wetland habitat features to assess pathways of tidal movement and were assigned as Completely Restricted, Significantly Restricted, Partially Restricted, Unrestricted, or Unknown. Tidal wetlands were classified by both their tidal feature connectivity and landscape connectivity with certainty ratings. The feature tidal connectivity classified the tidal connectivity of the feature based on the tidal connectivity to that feature given the immediately downstream tidal restriction features. Feature tidal connectivity was determined by the downstream feature allowing tidal connectivity regardless of upstream or landward tidal restrictions connectivity restrictions. The landscape tidal connectivity classified the tidal connectivity of the wetland feature based on its connectivity to the delta as a whole. The landscape tidal connectivity of a feature was determined by the connectivity rating of the landscape wetlands and the downstream tidal restriction features.</SPAN></P><P><SPAN>CFS digitized polygons representing built land, including residential and commercial land, and filled areas, as observed in the Hexagon Imagery Program 0.3 m 4-band aerial imagery. Developed polygons impact tidal connectivity as they contain dense networks of roads and buildings that would act as obstructions, either partial or significant to hydrological, biological, and physical tidal movement. These polygons are preliminary and may over or under-estimate developed areas in a given delta. These were solely used to isolate the impacts of developed areas on the Tidal Wetland network.</SPAN></P></DIV></DIV></DIV>
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{'Title': 'CFS Tidal Restrictions', 'Author': '', 'Comments': '<DIV STYLE="text-align:Left;"><DIV><DIV><P><SPAN>The Tidal Restriction network represents network and connectivity impacts of tidal restrictions in the Puget Sound Large River Deltas created using regional data, remotely sensed aerial imagery, and oblique shoreline imagery depicted as polylines. The CFS Tidal Restriction network is represented by polylines digitized at a 1:1000 scale using regional data, remote sensed aerial imagery (Hexagon Imagery Program 0.3 m 4-band aerial imagery collected during summer leaf on conditions from August to September in 2017), and oblique shoreline imagery (DOE). Features were classified in a two-tiered nested structure that included a primary structure type and water crossing structure type (where applicable). Where features were not present in the regional data, aerial imagery was used to determine the feature type for primary and water crossing structures, or the feature was called Unknown. This database also contains details on feature type (e.g., road, dike/levee, culvert, bridge), status (e.g., present, removed, abandoned, breached), feature existence certainty, tidal connectivity impacts and certainty, fish passage and fishways, physical feature attributes (e.g., lengths, widths, elevations), feature installation and modifications, and review status, as well as whether the feature was copied from a regional data layer or identified using remotely sensed aerial imagery. These classifications were assigned using the regional data and aerial imagery and rely on CFS staff interpretation and pre-determined classification rules for connectivity and feature type assignments where regional data were lacking.</SPAN></P><P><SPAN>The Tidal Wetland network represents the current and potential tidal wetland habitat network as polygons and their tidal connectivity determined using the Tidal Restriction network, remotely sensed aerial imagery, SHSTMP tidal wetland habitat extent and feature polygons (NOAA 2011; 2016), and Pacific Marine and Estuarine Fish Habitat Partnership (PMEP) tidal exceedance polygons (PMEP 2018). The maps of current and potential tidal wetland habitat were updated using the spatial database of the tidal restriction network developed in this project, SHSTMP tidal wetland habitat extent, feature polygons, and overwater structures (NOAA 2011; 2016; 2019), and Pacific Marine and Estuarine Fish Habitat Partnership (PMEP) tidal exceedance polygons (PMEP 2018). Tidal restrictions were buffered and used to segment PMEP wetland polygons into individual polygons, to associate tidal restriction features, feature types, and tidal connectivity ratings to polygons of tidal wetland habitat. Tidal wetland connectivity ratings were determined using the Tidal Restriction network and the SHSTMP tidal wetland habitat features to assess pathways of tidal movement and were assigned as Completely Restricted, Significantly Restricted, Partially Restricted, Unrestricted, or Unknown. Tidal wetlands were classified by both their tidal feature connectivity and landscape connectivity with certainty ratings. The feature tidal connectivity classified the tidal connectivity of the feature based on the tidal connectivity to that feature given the immediately downstream tidal restriction features. Feature tidal connectivity was determined by the downstream feature allowing tidal connectivity regardless of upstream or landward tidal restrictions connectivity restrictions. The landscape tidal connectivity classified the tidal connectivity of the wetland feature based on its connectivity to the delta as a whole. The landscape tidal connectivity of a feature was determined by the connectivity rating of the landscape wetlands and the downstream tidal restriction features.</SPAN></P><P><SPAN>CFS digitized polygons representing built land, including residential and commercial land, and filled areas, as observed in the Hexagon Imagery Program 0.3 m 4-band aerial imagery. Developed polygons impact tidal connectivity as they contain dense networks of roads and buildings that would act as obstructions, either partial or significant to hydrological, biological, and physical tidal movement. These polygons are preliminary and may over or under-estimate developed areas in a given delta. These were solely used to isolate the impacts of developed areas on the Tidal Wetland network.</SPAN></P></DIV></DIV></DIV>', 'Subject': 'The primary goal of this project is to support regional salmon and habitat/ecosystem recovery efforts by developing consistent and updated regional datasets for tidal restrictions, current tidal wetland extent, and potential tidal wetland extent; and to make these datasets readily available online to support tidal restriction removal planning and the restoration and conservation of tidal wetland habitats in Puget Sound’s large river deltas. Regional datasets used to inform the data inventory, contract information, and related documents can be found: https://secure.rco.wa.gov/prism/search/projectsnapshot.aspx?ProjectNumber=18-2250', 'Category': '', 'Version': '2.9.0', 'AntialiasingMode': 'Fast', 'TextAntialiasingMode': 'Force', 'Keywords': 'biota,environment,transportation,Puget Sound,Washington,Fish Passage,ESRP,WDFW,Habitat'}
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