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NHD Major Rivers, Major Rivers and Creeks, Major Lakes and Reservoirs
The USGS National Hydrography Dataset (NHD) Downloadable Data Collection from The National Map (TNM) is a comprehensive set of digital spatial data that encodes information... -
MO 2016 Section 303d Listed Impaired Rivers And Streams Shapefiles
This data set contains Missouri's 2016 Section 303(d) Listed Waters - Rivers and Streams and is a list of certain impaired waters in the State of Missouri. The list is a... -
Potential Riparian Connections - CEHC [ds622]
A product of the California Essential Habitat Connectivity Project - http://www.dfg.ca.gov/habcon/connectivity/, potential riparian connections were extracted from the Statewide... -
Impaired Streams 2008
Under Section 303(d) of the Clean Water Act, states are required from "time to time" to submit a list of waters for which effluent limits will not be sufficient to meet all... -
Potential Riparian Connections - CEHC [ds622]
A product of the California Essential Habitat Connectivity Project - http://www.dfg.ca.gov/habcon/connectivity/, potential riparian connections were extracted from the Statewide... -
Salt Water Limit
Salt Water Limit is a 1:24000-scale, line feature-based layer that depicts the approximate salt water limits of watercourses and embayments in coastal Connecticut. It is... -
Life history strategies of stream fishes linked to watershed hydrology
Open Access Data. Hitt, NP, Landsman, AP, and Raesly, RL. Life history strategies of stream fishes linked to watershed hydrology. -
Salt Water Limit
Salt Water Limit is a 1:24000-scale, line feature-based layer that depicts the approximate salt water limits of watercourses and embayments in coastal Connecticut. It is... -
Fish Stocking Lists (Actual): Beginning 2011
DEC stocks approximately 900,000 pounds of fish into more than 1,200 public streams, rivers, lakes and ponds across the state. Also included in the data are public stockings by... -
Protected Spawning Areas - Fish and Game Code 1505 [ds647]
The data set captures California Fish & Game Code section 1505 as stream events on CalHydro 100k hydrography, a CalFish developed derivitave of the National Hydrography... -
Protected Spawning Areas - Fish and Game Code 1505 [ds647]
The data set captures California Fish & Game Code section 1505 as stream events on CalHydro 100k hydrography, a CalFish developed derivitave of the National Hydrography... -
Impaired Streams 2010
Under Section 303(d) of the Clean Water Act, states are required from "time to time" to submit a list of waters for which effluent limits will not be sufficient to meet all... -
Aquatic Biological Monitoring Sampling Locations: Beginning 1980
The Division of Water Stream Biomonitoring Unit (SBU) dataset contains the point sampling locations at which benthic macroinvertebrates, field chemistry, and at some locations,... -
Environmental Monitoring and Assessment Program (EMAP)
The Environmental Monitoring and Assessment Program (EMAP) was a national research program run by EPA’s Office of Research and Development from 1990 to 2008 to develop the tools... -
Potential Riparian Connections - CEHC [ds622]
A product of the California Essential Habitat Connectivity Project - http://www.dfg.ca.gov/habcon/connectivity/, potential riparian connections were extracted from the Statewide... -
Life history strategies of stream fishes linked to predictors of hydrologic stability
Open Access Data. Hitt, NP, Landsman, AP, and Raesly, RL. 2022. Life history strategies of stream fishes linked to predictors of hydrologic stability. Ecology and Evolution... -
Impaired Streams 2014
This dataset contains line work representing streams and rivers listed as "impaired" in Iowa's 2014 Section 305(b) Water Quality Assessment and the 303(d) Impaired Waters... -
Urban Watercourses
Perennial and intermittent natural surface water flow identified and recognized as a watercourse by the Seattle Public Utilities.This layer displays the urban watercourses... -
Protected Spawning Areas - Fish and Game Code 1505 [ds647]
The data set captures California Fish & Game Code section 1505 as stream events on CalHydro 100k hydrography, a CalFish developed derivitave of the National Hydrography... -
Salt Water Limit
Salt Water Limit is a 1:24000-scale, line feature-based layer that depicts the approximate salt water limits of watercourses and embayments in coastal Connecticut. It is...