Search Data.gov
Found 35 dataset(s) matching "aquatic organism passage".
-
Stream segments, aquatic organism captures, stream surveys, and road-stream crossings described by these metadata accompany a 2012 electrofishing study of the distribution and abundance of aquatic...
-
This dataset provides USFS Aquatic Organism Passage (AOP) survey data. It shows stream passage locations, passage measurements, and passability assessment categories from AOP field surveys....
-
This dataset displays miles of habitat improved upstream from an Aquatic Organism Passage (AOP) structure that was improved by an on the ground activity. Data includes the completed fiscal year...
-
This dataset provides USFS watershed improvement activities to barriers to upstream migration. This includes improving existing passage structures or removing them entirely. Structures include...
-
Physical measurements and attributes of stream crossing structures and adjacent stream reaches which are used to provide a relative rating of aquatic organism passage and geomorphic compatibility....
-
Alterations to stream hydrology, which include changes in stream geomorphology, are primary impacts of anthropogenic disruption. In North Carolina, hydrological alterations lead to environmental...
-
Ponds are impoundments that have been used for flood control, water supply, irrigation, and recreation. They constitute modifications to the stream network that fragment the aquatic habitat by...
-
Data used to produce results for publication in Canadian Journal of Fisheries and Aquatic Sciences
-
Three studies were conducted in Shasta Reservoir in California to evaluate downstream migration and behavior of juvenile late-fall run Chinook salmon (Oncorhynchus tshawutscha) released in the...
-
Resource agencies are searching for effective methods to prevent the spread of invasive Silver Carp (Hypophthalmichthys molitrix) and Bighead Carp (Hypophthalmichthys nobilis), hereafter bigheaded...
-
Dispersal, establishment, and spread of aquatic invasive species such as the zebra mussel (Dreissena polymorpha) can be influenced by riverine velocities and volumetric flows in invaded...
-
Locks and dams are possible management points to block the spread of invasive Asian carps in the United States. Infusion of carbon dioxide (CO2) into water is one deterrent strategy being...
-
The U.S. Geological Survey (USGS) Oregon Water Science and Forest and Rangeland Ecosystem Science Centers have developed a spatial database of the stream network in the Willamette River Basin...
-
This data was collected over the course of two years, from 2016 to 2017, within the flume facility laboratory. The research project that was conducted evaluated different fishway entrance designs...
-
Water depth and other data from the AISBERG and other platforms from 15 February 1973 to 07 May 1977. Data were collected by Pacific Research Institute of Fisheries and Oceanography and other...
-
Water depth and other data from 18 January 1975 to 23 February 1975. Data were collected by National Ocean Data Center (NODC) as part of the International Decade of Ocean Exploration /...
-
Subterranean estuaries extend inland into density-stratified coastal carbonate aquifers that contain a surprising diversity of endemic animals (mostly crustaceans) within a highly oligotrophic...
-
Subterranean estuaries extend inland into density-stratified coastal carbonate aquifers that contain a surprising diversity of endemic animals (mostly crustaceans) within a highly oligotrophic...
-
Natural cave passages penetrating coastal aquifers in the Yucatan Peninsula (Quintana Roo, Mexico) were accessed to investigate how regional meteorology and hydrology control dissolved organic...
-
Natural cave passages penetrating a coastal aquifer in the Yucatan Peninsula (Mexico) were accessed to investigate how regional meteorology and hydrology control methane dynamics in karst...
