Found 19 datasets matching filters.
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This is the contoured bathymetry for Lake Pontchartrain created for USGS Professional Paper 1634 by Laura Hayes using Vertical Mapper.
Search relevance: 1.00 | Views last month: 6 | Published on: 2026-03-03 -
The Bonnet Carré Spillway (BCS), located about 28 miles northwest of New Orleans, Louisiana, was constructed in the early 1930s as part of an integrated flood-control system for the lower...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
A digital elevation model (DEM) of a portion of the north shore of Lake Pontchartrain, Louisiana, was produced from remotely sensed, geographically referenced elevation measurements by the U.S....
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
We provide genetic and distribution data for the Louisiana Pigtoe, Pleurobema riddellii, to guide decisions related to federal protection for the species under the U.S. Endangered Species Act. Our...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe navigation and to provide...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-01-22 -
These data provide an accurate high-resolution shoreline compiled from imagery of LAKE PONTCHARTRAIN, POINT DU CHIEN TO THE RIGOLETS, LA . This vector shoreline data is based on an office...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-01-23 -
This dataset consists of sensor profile and water sample results from monitoring campaign to investigate the effects of two dredged pits in eastern Lake Pontchartrain on dissolved oxygen...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-03-03 -
These unprojected (geographic coordinates) 3-Zone Average Annual Salinity Digital Geographies are based on analysis of long-term salinity data for 147 estuaries of the contiguous United States....
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-02-28 -
Best management practice for living shoreline armoring in Lake Pontchartrain, Louisiana, based on Shoreline Management Model (SMM) V5.1 model created by Virginia Institute of Marine Science,...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-02-28 -
These data represent the critical habitat for Gulf Sturgeon as designated by Federal Register Vol. 68, No. 53, Wednesday, March 19, 2003, Rules and Regulations.
Search relevance: 1.00 | Views last month: 0 | Published on: 2025-12-19 -
The CAGES program (Comparative Assessment of Gulf Estuarine Systems) is designed to examine the differences between estuarine ecosystems and investigate why some are more productive than others....
Search relevance: 1.00 | Views last month: 0 | Published on: 2025-12-18 -
Detailed chemical, station (source and documentation, sample locations), and texture data are provided for bottom sediments of Lake Pontchartrain, Louisiana. The sediment data are provided as...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-03-03 -
Water quality data was collected by the United States Army Corp of Engineers at numerous locations along the shore of Lake Ponchartrain and the Tangipahoa River in Louisiana from May to September...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-02-28 -
The U.S. Geological Survey, in cooperation with the University of New Orleans, the Lake Pontchartrain Basin Foundation, the National Oceanic and Atmospheric Administration, the Coalition to...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-03-03 -
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe navigation and to provide...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-01-22 -
Water quality data was collected by the United States Army Corp of Engineers at numerous locations along the shore of Lake Ponchartrain, Louisiana during the month of September 2019. The samples...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-02-28 -
The purpose of CAGES (Comparative Assessment of Gulf Estuarine Systems) is to compile the fishery independent data from five Gulf States into a database to more easily compare the fisheries across...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-02-28 -
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe navigation and to provide...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-01-22 -
These data represent the critical habitat for Gulf Sturgeon as designated by Federal Register Vol. 68, No. 53, Wednesday, March 19, 2003, Rules and Regulations.
Search relevance: 1.00 | Views last month: 0 | Published on: 2025-12-19
