Filters: Tags: Culvert (X) > Categories: Data (X)

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Aerial Imagery, Benthic Macroinvertebrate, Topographic Survey, and Soil Survey datasets collected for a study of Effects of Culverts on the Natural Conditions of Streams in the East Gulf Coastal Plain of Alabama, 2010-2019 The Alabama Department of Transportation (ALDOT) and the U.S. Geological Survey (USGS) studied several sites in the northern East Gulf Coastal Plain of Alabama to investigate effects of newly installed box culverts on the natural conditions of the streams they are traversing (Pugh and Gill, 2021). Data collection for the study spanned approximately 10 years and included before-, during-, and after-construction phases of box culvert installations at selected stream sites. The objectives of the project were to (1) assess the degree and extent of changes in geomorphic conditions, suspended-sediment concentrations, turbidity, and benthic macroinvertebrate populations at selected small streams following box culvert installation... Categories: Data; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Aquatic Biology, East Gulf Coastal Plain, Geomorphology, Soil maps, State of Alabama, All tags... USGS Science Data Catalog (SDC), Water Quality, Water Resources, aquatic macroinvertebrate, culvert, land-cover, stream channel geometry, Fewer tags Parking Areas, Tule Lake NWR U.S. Fish and Wildlife Service Road Inventory Categories: Data; Types: ArcGIS REST Map Service, ArcGIS Service Definition, Citation, Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Bridge, CRV, Condition, Culvert, GIS, All tags... GPS, Gate, Guardrail, Low Water Crossing, National Fish Hatchery, National Wildlife Refuge, Parking Lot, Regions, Roads, Surface Type, Transportation, U.S. Fish and Wildlife Service, Water Control Structure, Wetland Management District, Fewer tags California Fish Passage Assessment Database [ds69] The Passage Assessment Database (PAD) geospatial file contains locations of known and potential barriers to salmonid migration in California streams with additional information about each record. The PAD is an ongoing map-based inventory of known and potential barriers to anadromous fish in California, compiled and maintained through a cooperative interagency agreement. The PAD compiles currently available fish passage information from many different sources, allows past and future barrier assessments to be standardized and stored in one place, and enables the analysis of cumulative effects of passage barriers in the context of overall watershed health. The database is set up to capture basic information about each... Categories: Data; Types: ArcGIS REST Map Service, Map Service; Tags: Anadromous migrations, Anadromous species, Barriers (structures), Biotic barriers, CFPF, All tags... California, Central Valley, Coastal, Connectivity, Culvert, Dams, Diversion, FHP Product, Habitat connectivity, Habitat corridors, Habitat fragmentation, Impediment, In-stream structures, Inventory, Lotic, NHDHR, Obstacle, Passage, Passage assessments, Potadromous migrations, Road crossings, Salmon, Spatial Data, Steelhead, Stream flow, Streams, Streams, Visual, environment, inlandWaters, structure, Fewer tags