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Evaluating the Habitat Requirements of the Golden Orb Mussel (Quadrula Aurea) for Conservation Purposes

Description: Many freshwater mussels are imperiled, due to a number of interrelated factors such as habitat alteration, degradation of water quality, and impoundments. The Golden Orb mussel (Quadrula aurea, I. Lea, 1859) is endemic to the state of Texas and is currently a candidate for the endangered species list, as the number of known populations has been declining in recent years. Little is currently known about Q. aurea aside from basic distribution data. This study is focused on evaluating a combinatio… more
Date: May 2013
Creator: Hammontree, Sarah
Partner: UNT Libraries
open access

Habitat Requirements of the Golden Orb (Quadrula aurea): Final Report

Description: Final report of a project to determine habitat parameters influencing distributions of Golden Orb (Q.aurea) mussels in the Guadalupe-San Antonio river basin: "The objectives of this study can be summarized by the following task: 1) Identify four samples with sufficient populations of Q.aurea to evaluate habitat parameters. 2) Evaluate the distribution of Q.aurea at selected sample sites in relation to habitat parameters and monitor flow conditions at these locations. 3) Calculate the shear stre… more
Date: May 31, 2012
Creator: Hammontree, Sarah E.; Mabe, J. A. & Kennedy, J. H.
Partner: UNT Libraries Government Documents Department

Quadrula aurea, Specimen #1617

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; moderately thick shell; white internal coloring; tan external coloring; no external sculpturing. Collected in the Guadalupe basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: June 18, 2011
Creator: Hammontree, Sarah; Pulliam, Lauren; Perry, Heather & Mabe, Jeffery
Partner: Elm Fork Natural Heritage Museum

Quadrula aurea, Specimen #1622

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; brown external coloring; no external sculpturing. Collected in the Guadalupe basin. The specimen measures between 0 - 60 mm in length and was assessed to be recently dead when collected.
Date: June 18, 2011
Creator: Hammontree, Sarah; Pulliam, Lauren; Perry, Heather & Mabe, Jeffery
Partner: Elm Fork Natural Heritage Museum

Quadrula aurea, Specimen #1623

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; reddish-brown external coloring; no external sculpturing. Collected in the Guadalupe basin. The specimen measures between 60 - 100 mm in length and was assessed to be relatively-recently dead when collected.
Date: June 18, 2011
Creator: Hammontree, Sarah; Pulliam, Lauren; Perry, Heather & Mabe, Jeffery
Partner: Elm Fork Natural Heritage Museum

Quadrula aurea, Specimen #1625

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; brown external coloring; no external sculpturing. Collected in the Guadalupe basin. The specimen measures between 60 - 100 mm in length and was assessed to be recently dead when collected.
Date: June 18, 2011
Creator: Hammontree, Sarah; Pulliam, Lauren; Perry, Heather & Mabe, Jeffery
Partner: Elm Fork Natural Heritage Museum

Quadrula aurea, Specimen #1626

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; brown external coloring; no external sculpturing. Collected in the Guadalupe basin. The specimen measures between 60 - 100 mm in length and was assessed to be relatively-recently dead when collected.
Date: June 18, 2011
Creator: Hammontree, Sarah; Pulliam, Lauren; Perry, Heather & Mabe, Jeffery
Partner: Elm Fork Natural Heritage Museum

Quadrula aurea, Specimen #1627

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; brown external coloring; no external sculpturing. Collected in the Guadalupe basin. The specimen measures between 60 - 100 mm in length and was assessed to be relatively-recently dead when collected.
Date: June 18, 2011
Creator: Hammontree, Sarah; Pulliam, Lauren; Perry, Heather & Mabe, Jeffery
Partner: Elm Fork Natural Heritage Museum

Quadrula aurea, Specimen #1628

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; brown external coloring; no external sculpturing. Collected in the Guadalupe basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: June 18, 2011
Creator: Hammontree, Sarah; Pulliam, Lauren; Perry, Heather & Mabe, Jeffery
Partner: Elm Fork Natural Heritage Museum

Quadrula aurea, Specimen #1629

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; yellow external coloring; external sculpturing in the form of ridges. Collected in the Guadalupe basin. The specimen measures between 0 - 60 mm in length and was assessed to be recently dead when collected.
Date: May 13, 2011
Creator: Hammontree, Sarah; Hoeinghaus, Ana; Perry, Heather & Mabe, Jeffery
Partner: Elm Fork Natural Heritage Museum

Quadrula aurea, Specimen #1630

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; orange external coloring; external sculpturing in the form of ridges. Collected in the Guadalupe basin. The specimen measures between 0 - 60 mm in length and was assessed to be recently dead when collected.
Date: May 13, 2011
Creator: Hammontree, Sarah; Hoeinghaus, Ana; Perry, Heather & Mabe, Jeffery
Partner: Elm Fork Natural Heritage Museum

Quadrula aurea, Specimen #1632

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; orange external coloring; no external sculpturing. Collected in the Guadalupe basin. The specimen measures between 0 - 60 mm in length and was assessed to be recently dead when collected.
Date: May 13, 2011
Creator: Hammontree, Sarah; Hoeinghaus, Ana; Mabe, Jeffery & Perry, Heather
Partner: Elm Fork Natural Heritage Museum

Quadrula aurea, Specimen #1633

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; orange external coloring; external sculpturing in the form of pustules. Collected in the Guadalupe basin. The specimen measures between 0 - 60 mm in length and was assessed to be recently dead when collected.
Date: May 13, 2011
Creator: Hammontree, Sarah; Hoeinghaus, Ana; Mabe, Jeffery & Perry, Heather
Partner: Elm Fork Natural Heritage Museum

Quadrula aurea, Specimen #1656

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; tan external coloring; external sculpturing in the form of ridges. Collected in the Guadalupe basin. The specimen measures between 60 - 100 mm in length and was assessed to be relatively-recently dead when collected.
Date: June 8, 2011
Creator: Hammontree, Sarah; Pulliam, Lauren; Mabe, Jeffery & Perry, Heather
Partner: Elm Fork Natural Heritage Museum

Quadrula aurea, Specimen #1657

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; orange external coloring; no external sculpturing. Collected in the Guadalupe basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: June 8, 2011
Creator: Hammontree, Sarah; Pulliam, Lauren; Mabe, Jeffery & Perry, Heather
Partner: Elm Fork Natural Heritage Museum

Quadrula aurea, Specimen #1660

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; orange external coloring; external sculpturing in the form of ridges. Collected in the Guadalupe basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: June 8, 2011
Creator: Hammontree, Sarah; Pulliam, Lauren; Mabe, Jeffery & Perry, Heather
Partner: Elm Fork Natural Heritage Museum

Quadrula aurea, Specimen #1664

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; tan external coloring; external sculpturing in the form of ridges. Collected in the Guadalupe basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: June 8, 2011
Creator: Hammontree, Sarah; Pulliam, Lauren; Mabe, Jeffery & Perry, Heather
Partner: Elm Fork Natural Heritage Museum

Quadrula aurea, Specimen #1665

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; orange external coloring; no external sculpturing. Collected in the Guadalupe basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: June 8, 2011
Creator: Hammontree, Sarah; Pulliam, Lauren; Mabe, Jeffery & Perry, Heather
Partner: Elm Fork Natural Heritage Museum

Quadrula aurea, Specimen #1666

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; orange external coloring; no external sculpturing. Collected in the Guadalupe basin. The specimen measures between 60 - 100 mm in length and was assessed to be recently dead when collected.
Date: June 8, 2011
Creator: Hammontree, Sarah; Pulliam, Lauren; Mabe, Jeffery & Perry, Heather
Partner: Elm Fork Natural Heritage Museum

Quadrula aurea, Specimen #1667

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; moderately thick shell; white internal coloring; orange external coloring; no external sculpturing. Collected in the Guadalupe basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: June 11, 2011
Creator: Hammontree, Sarah; Pulliam, Lauren; Mabe, Jeffery & Perry, Heather
Partner: Elm Fork Natural Heritage Museum

Quadrula aurea, Specimen #1668

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; moderately thick shell; white internal coloring; orange external coloring; external sculpturing in the form of pustules. Collected in the Guadalupe basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: June 11, 2011
Creator: Hammontree, Sarah; Mabe, Jeffery; Pulliam, Lauren & Perry, Heather
Partner: Elm Fork Natural Heritage Museum

Quadrula aurea, Specimen #1670

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; moderately thick shell; white internal coloring; orange external coloring; no external sculpturing. Collected in the Guadalupe basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: June 11, 2011
Creator: Hammontree, Sarah; Mabe, Jeffery; Perry, Heather & Pulliam, Lauren
Partner: Elm Fork Natural Heritage Museum

Quadrula aurea, Specimen #1671

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; moderately thick shell; white internal coloring; orange external coloring; no external sculpturing. Collected in the Guadalupe basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: June 11, 2011
Creator: Hammontree, Sarah; Mabe, Jeffery; Perry, Heather & Pulliam, Lauren
Partner: Elm Fork Natural Heritage Museum

Quadrula aurea, Specimen #1634

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; orange external coloring; external sculpturing in the form of pustules. Collected in the Guadalupe basin. The specimen measures between 0 - 60 mm in length and was assessed to be recently dead when collected.
Date: May 13, 2011
Creator: Hammontree, Sarah; Hoeinghaus, Ana; Mabe, Jeffery & Perry, Heather
Partner: Elm Fork Natural Heritage Museum
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