Red_Swamp_Crayfish

Red_Swamp_Crayfish - ft (0.6 m) deep to reach the water...

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Red Swamp Crayfish By: Paige Sprague Cameron Gallegos
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Family- Cambaridae Taxonomy- Cambarus clarkii Girard, 1852, Texas, United States Common names- red crayfish, Louisiana crayfish
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Distribution - Native to the southern United States and northern Mexico. Widely introduced and now found in Europe, Africa, Central and South America, and Southeast Asia. Habitat - Sluggish streams, swamps and ponds, especially where there is aquatic vegetation and leaf litter. Most abundant in areas that are seasonally flooded. Tolerant of a wide range of conditions, including
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PHYSICAL CHARACTERISTICS- Body length to 4.7 in (120 mm). Claws long and narrow. Color dark red, sometimes nearly black; claws with bright red tubercles (small nodules) and red tips. BEHAVIOR- Can dig burrows over 2
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Unformatted text preview: ft (0.6 m) deep to reach the water table during the dry season. • FEEDING ECOLOGY AND DIET- Omnivorous. Feeds on a wide variety of plants and smaller • REPRODUCTIVE BIOLOGY- Mature males occur in two forms. Form I is the sexually active stage, distinguished by enlarged claws, hooks at the base of some of the walking legs, and hardened gonopods. Following the reproductive season, males molt and revert 1. Where the eggs are stored. 2. The arrow points to the seminal receptacle . Sperm received from the male are stored here until the female releases eggs. 5. The female genital openings are located on the bases of the third pair of walking legs. The arrow points to an opening. • http://www.answers.com/topic/procambaru s-clarkii-1...
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This note was uploaded on 11/07/2010 for the course NRM 2305 taught by Professor Staff during the Spring '08 term at Texas Tech.

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Red_Swamp_Crayfish - ft (0.6 m) deep to reach the water...

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