SUMMARY TERRA-1 TERRA-2 TERRA-3 TERRA-4 TERRA-5 SOCIO-1 SOCIO-2 SOCIO-3 SOCIO-4 SOCIO-5 SOCIO-6 SOCIO-7 TIMBR-1 TIMBR-2 TIMBR-3 HLTH-1 HLTH-2 HLTH-3 AQUA-1 AQUA-2 AQUA-3 AQUA-4 AQUA-5 HISTORY FIRE PDF (2.3M)

AQUA-5: Aquatic Animals and their Habitats

1 Key Findings

2 Introduction

3 Methods and Data Sources

3.1 Aquatic Habitats

3.2 Aquatic Species

4 Discussion

4.1 Aquatic Habitats

4.2 Aquatic Species

5 Summary Conclusions

6 Needs for Additional Research

7 Literature Cited

8 Tables and Figures

Table 1--The Association for Biodiversity Information (ABI) definitions for various levels of imperilment to species

Table 2--Aquatic species selected for evaluation of their vulnerability to extinction

Table 3--Habitat preferences for the rare aquatic species

Table 4--The rare aquatic crustaceans evaluated included 159 species of which 9 are Federally listed

Table 5--The rare aquatic insects evaluated included 176 species of which 2 are Federally listed

Table 6--The rare aquatic snails evaluated included 123 species of which 11 are Federally listed

Table 7--The rare mussels evaluated included 191 species of which 71 are Federally listed

Table 8--The rare fish evaluated included 165 species of which 45 are Federally listed

Table 9--The rare aquatic amphibians evaluated included 31 species of which 5 are Federally listed

Table 10--The rare aquatic reptiles evaluated included 19 species of which 8 are Federally listed

Figure 1--The 864 rare aquatic species evaluated are distributed among seven taxonomic groups

Figure 2--The 159 rare aquatic crustacean species evaluated belong to three Orders

Figure 3--The 159 rare aquatic crustaceans are found in groundwater, streams, and ponds

Figure 4--The rare aquatic crustaceans are found throughout the South

Figure 5--Endemism is extremely high in crustaceans

Figure 6--The 176 rare aquatic insect species evaluated belong to five Orders.

Figure 7--The 176 rare aquatic insects are found in all five habitat types

Figure 8--The 123 rare aquatic snail species are separated into two repiration groups

Figure 9--The 123 rare snails are found in four of the five aquatic habitats evaluated

Figure 10--The distribution of rare aquatic snails is concentrated in the Tennessee and Mobile watersheds

Figure 11--The 191 rare mussels are almost completely restricted to rivers

Figure 12--Rare mussels occur in all 11 of the aquatic fauna provinces

Figure 13--The 165 rare fish species are divided between 14 families

Figure 14--All five aquatic habitats are used by the 165 rare fish evaluated

Figure 15--Rare fish occur in all 11 of the aquatic fauna provinces

Figure 16--The 31 rare aquatic amphibians are dominated by salamanders

Figure 17--The 31 rare aquatic amphibians are reliant on three of the five habitats evaluated

Figure 18--The rare aquatic amphibians have three areas of concentration in the South

Figure 19--The 19 rare aquatic reptiles include 1 crocodile, 4 snakes, and 15 turtles

Figure 20-- Almost half of the 19 rare aquatic reptiles are associated with rivers

Figure 21--Rare aquatic reptiles are very localized