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Environmental Atlas of the Lake Pontchartrain Basin

Lake Pontchartrain Atlas Home
Lake Pontchartrain Atlas:
Preface
Table of Contents
Introduction
Environmental Overview
Environmental Status & Trends
Restoration
Physical Environments
Basin Geology You are at the Basin Geology section of the Environmental Atlas of Lake Pontchartrain
Biological Resources
Environmental Issues
Bibliography
Resources
Contributors
Acronyms
Contact:
Jack Kindinger
Basin Geology: Geology | Quarternary Framework | Geomorphology | Bathymetry | Geologic Resources

Basin Geology - Geomorphology

Contributors: Beall, Zganjar, Westphal, Penland

Map showing location of the southwest shore of Lake Portchartrain.
Figure 45: Location map for the southeast shore of Lake Pontchartrain.

Map showing shoreline types of Southeast Lake Pontchartrain.
Legend
red bar Bulkhead
A wood, steel, or concrete wall along a waterfront. Can be adjacent to the land as a retaining wall or separate from it as a seawall to provide wave protection and resist erosion.
pink bar Riprap Armor
Embankment or revetment along a shoreline reinforced by things thrown together without order in the form of broken concrete, concrete blocks, old pilings, rubble, etc. to resist erosion.
pink bar Stepped Seawall
A solid concrete revetment along a shoreline in the form of a series of steps.
pink bar Brackish Marsh
Any unforested, vegetated area normally subject to inundation or tidal action at any time sufficient to support wetland-development, emergent vegetation with salinity between 8-16 ppt.
pink bar Sand Beach
A beach made up of fine or coarse grain sand.
Figure 46: Shoreline types of the southeast shore of Lake Pontchartrain. Click on the letter to see photographs of the shoreline.

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