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Etheostoma gracile, the slough darter, is a small species of ray-finned fish, a darter from the subfamily Etheostomatinae, part of the family Percidae which includes the perches, ruffs and pike-perches. It inhabits slow to moderately flowing waters and with substrates that are predominantly mud, silt, or sand.
A slough in Nebraska in the United States A slough in Maxwell Township, Lac qui Parle County, Minnesota in the United States. A slough (/ s l uː / ⓘ [1] [2] or / s l aʊ / ⓘ) [1] [2] [3] is a wetland, usually a swamp or shallow lake, often a backwater to a larger body of water. [4] Water tends to be stagnant or may flow slowly on a ...
However, the decline in the stocks of whitefish species such as cod and haddock has seen pouting acquire a growing value as a commercial fish, [4] and they are now available both as whole fish from fishmongers and supermarkets and are also used in fish products such as fish fingers and ready meals. Due to their naturally short lifespan and ...
An exudate is a fluid released by an organism through pores or a wound, a process known as exuding or exudation. [1] Exudate is derived from exude 'to ooze' [ 2 ] from Latin exsūdāre 'to (ooze out) sweat' ( ex- 'out' and sūdāre 'to sweat').
Montezuma Slough, to the north and east of Grizzly Island, is the key to wetland management. Suisun Marsh Salinity Control Gates, open to allow freshwater into the Montezuma Slough. The wetland managers for both the private hunting clubs and the state's public land take water from major and minor sloughs throughout the marsh.
Procambarus fallax (also known as deceitful crayfish [1] or slough crayfish [2] [4]) is a species of crayfish in the genus Procambarus. It lives in tributaries of the Satilla River in Georgia and Florida. [1] [2] It is the closest relative to the parthenogenetic marbled crayfish, Procambarus virginalis. [5] [6]
These fish have thick bodies with a long head, long snout, and a small mouth. [3] They have a single dorsal fin containing 1–3 spines and 10–11 soft rays. They also have an adipose fin , similar to trout , which helps to distinguishes them from their look-alike species, the yellow perch and the walleye . [ 2 ]
A second defense mechanism is provided by the sharp spines, which radiate outwards when the fish is inflated. They have upper and lower teeth that fuse into a shape of a parrot's beak; they use this beak to eat molluscs and sea urchins. [4] [9] [10] Some species are poisonous, having tetrodotoxin in