Skip to main content
Google Tag Manager
Missouri Department of Conservation
MDC Discover Nature
Search
Search this site:
Home
›
Discover Nature
›
Lowland rivers (southeast Missouri)
›
Aquatic Invertebrates
›
2 to 3 inches
›
Big rivers (Missouri and Mississippi)
›
Lowland rivers (southeast Missouri)
Field Guide Home
You Searched:
Search found 31 items
Remove Lowland rivers (southeast Missouri) filter
Lowland rivers (southeast Missouri)
Remove Aquatic Invertebrates filter
Aquatic Invertebrates
Remove 2 to 3 inches filter
2 to 3 inches
Remove Big rivers (Missouri and Mississippi) filter
Big rivers (Missouri and Mississippi)
Remove filters
Reset Search
Filter Results
Bluefer (Purpleshell)
Potamilus purpuratus
Bryozoans (Moss Animals)
Freshwater species in the phylum Bryozoa
Crayfishes
About 36 species in Missouri
Deertoe
Truncilla truncata
Dragonfly Larvae
Species in the suborder Anisoptera
Ebonyshell
Fusconaia ebena
Endangered
Fishfly Larvae
Chauliodes, Neohermes, and Nigronia spp. (in eastern US)
Fragile Papershell
Leptodea fragilis
Freshwater Mussels
Bivalve molluscs in order Unionoida
Giant Floater
Pygandon grandis
Giant Water Bugs
Species in the genera Abedus, Belostoma, and Lethocerus
Venomous
Hellgrammite
Corydalus cornutus
Horsehair Worms
About 350 species scientifically described.
Mapleleaf
Quadrula quadrula
Mucket
Actinonaias ligamentina
Ohio Shrimp
Macrobrachium ohione
Paper Pondshell (Paper Floater)
Utterbackia imbecillis
Pimpleback
Quadrula pustulosa
Pink Heelsplitter
Potamilus alatus
Pink Mucket
Lampsilis abrupta
Endangered
Pink Papershell
Potamilus ohiensis
Pistolgrip (Buckhorn)
Tritogonia verrucosa
Plain Pocketbook
Lampsilis cardium
Threehorn Wartyback
Obliquaria reflexa
Threeridge
Amblema plicata
Turbellarians (Planarians; Free-Living Flatworms)
Species in genera Dugesia, Planaria, etc.
Wabash Pigtoe
Fusconaia flava
Wartyback
Quadrula nodulata
Water Scorpions
Ranatra spp. and Nepa apiculata
White Heelsplitter
Lasmigona complanata
Yellow Sandshell
Lampsilis teres
Filter
by Color
Black (13)
Apply Black filter
Blue (4)
Apply Blue filter
Brown (27)
Apply Brown filter
Gray (8)
Apply Gray filter
Green (21)
Apply Green filter
Olive (5)
Apply Olive filter
Orange or rusty (11)
Apply Orange or rusty filter
Pink (12)
Apply Pink filter
Purple (4)
Apply Purple filter
Red (3)
Apply Red filter
Silvery (2)
Apply Silvery filter
Tan (25)
Apply Tan filter
White (19)
Apply White filter
Yellow (17)
Apply Yellow filter
by Size
1/4 inch or less (2)
Apply 1/4 inch or less filter
1/4 to 1/2 inch (5)
Apply 1/4 to 1/2 inch filter
1/2 to 1 inch (10)
Apply 1/2 to 1 inch filter
1 to 1 1/2 inches (31)
Apply 1 to 1 1/2 inches filter
1 1/2 to 2 inches (31)
Apply 1 1/2 to 2 inches filter
Remove 2 to 3 inches filter
2 to 3 inches
3 inches or more (28)
Apply 3 inches or more filter
by Subtype
Remove Aquatic Invertebrates filter
Aquatic Invertebrates
Aquatic insects and spiders (5)
Apply Aquatic insects and spiders filter
Crayfishes and other crustaceans (2)
Apply Crayfishes and other crustaceans filter
Mussels and clams (21)
Apply Mussels and clams filter
Soft-bodied aquatic invertebrates without shells (3)
Apply Soft-bodied aquatic invertebrates without shells filter
by Habitat
Remove Big rivers (Missouri and Mississippi) filter
Big rivers (Missouri and Mississippi)
Remove Lowland rivers (southeast Missouri) filter
Lowland rivers (southeast Missouri)
Caves (2)
Apply Caves filter
Clear, rocky rivers, streams and springs (25)
Apply Clear, rocky rivers, streams and springs filter
Lowland swamps, ditches and sloughs (13)
Apply Lowland swamps, ditches and sloughs filter
Prairie rivers and streams (27)
Apply Prairie rivers and streams filter
Reservoirs and lakes (19)
Apply Reservoirs and lakes filter
by Safety Concern
Venomous (1)
Apply Venomous filter
New Search
Enter your keywords