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Lower Mississippi River Conservation Committee

Lower Mississippi River Conservation Committee

Restoring America's Greatest River

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        • LOWER MISSISSIPPI RIVER FEASIBILITY STUDIES
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Species

Wood traps: creating new habitat for aquatic insects

March 15, 2022

Engineers have manipulated the Lower Mississippi River for 200 years. They removed large “snags” of dead trees, branches and other “woody debris” that clogged navigation channels. They lined the banks, first with large mats made from willow trees, then with mats made from concrete, to keep them from eroding. They also shortened and straightened the […]

Filed Under: Habitat, Species Tagged With: aquatic insects, large woody debris

Black Carp: New threat to native mussels and snails

March 7, 2022

Black Carp, Mylopharyngodon piceus, are raising new concerns about non-native, invasive carp species in the Lower Mississippi River. Unlike the four other non-native carp species found in the lower river, Black Carp, which can grow to 100 or more pounds, eat mussels and snails. They have pharyngeal teeth they use to crush mollusks and eat […]

Filed Under: Species Tagged With: Black Carp, Invasive species

Pallid Sturgeon: Living Dinosaur at Home in Lower Mississippi

March 11, 2019

Ancestors of the endangered Pallid Sturgeon (Scaphirhynchus albus) coexisted with dinosaurs millions of years ago. Fossil sturgeon specimens from North America are believed to be nearly 80 million years old. Despite this ancient lineage, biologists are just now unlocking some of the mysteries of this ancient species on the Lower Mississippi River. Through increased monitoring […]

Filed Under: Species

River Shrimp: Long-Armed, Long-Distance Traveler

December 30, 2015

Jan Jeffrey HooverUS Army Engineer Research and Development CenterVicksburg, MS Shrimp are typically thought of as marine animals, characteristic of Gulf waters, but there are also species inhabiting the fresh waters of the Mississippi River.  The largest of these (60-100 mm) is the Ohio River shrimp, or simply “river shrimp” (Macrobrachium ohione).  Like its saltwater relatives, […]

Filed Under: Species

Endangered Fat Pocketbook Mussel Found Along the Lower Mississippi River

October 2, 2014

The endangered Fat Pocketbook mussel is one of three priority species listed in a  Strategic Habitat Conservation Plan for the Lower Mississippi River. Although it was listed as federally endangered in 1976, and at that time known only from the St. Francis River system in Arkansas, it was first found in the main channel of the lower […]

Filed Under: Species

The Paddlefish: Primitive Fish Inspiring Future Technology

August 19, 2014

Jan Jeffrey Hoover  and Edward J. PerkinsEnvironmental LaboratoryUS Army Engineer Research and Development CenterVicksburg, MS The North American paddlefish (Polyodon spathula) is a primitive species with an unusually sophisticated multi-purpose tool: its snout.  Common in the lower Mississippi River basin, it is harvested for its eggs which provide gourmets with caviar rivaling that of related […]

Filed Under: Species

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Tupelo, MS 38804

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