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Brook Silverside
Brook Silverside, Labidesthes sicculus

These are small, slender, flattened, silvery-stripe fishes with large eyes that are comprised mostly of surface, schooling marine species. Of the 160 species, only three are found in freshwaters in North America, and the brook silverside is the only one found in Virginia. These small stream fishes add to the aquatic diversity and can be improtant prey fish for sport fishes in Southern reservoirs.
 
Physical Description: 
	Elongate, slender, compressed body
	Terminal mouth, beak-like jaw 
	Silver-striped side, translucent body, green-blue iridescence on body
	2 dorsal fins
	Large eye
	Sharp, conical teeth
	Long anal fin
	Second anal and dorsal fins concave
	Forked tail fin

Similar species: 
	Inland silverside (Menidia beryllina)

Mean body size:
	Adults are 65-90 mm standard length 

Habitat:
	Lakes, large rivers, reservoirs, and creeks
	Schools in clear water at the surface

Distribution in VA:
	Clinch and Powell rivers of the Tennessee drainage

Food Habits:  
	Microcrustaceans, aquatic and terrestrial insects

Reproductive Habits: 
	Short-lived, 2 years, grows quickly
	Spawning occurs in May and June at 17-23OC
	Fecundity is 450-785 eggs per female
	Females approach the males; male has an intromittent organ that he uses to internally fertilize the female's eggs
	Eggs during the glide down and eggs attach to objects in the water

Population Status, Economic, or Ecological Importance: 
	Special concern status in Virginia due to its localization and rarity in this state

References:       

Jenkins, R.E and N.M. Burkhead. 1993. Freshwater Fishes of Virginia. American Fisheries Society, Bethesda, Maryland.
If you are seeking more information for the above species click on the VAFWIS logo (The Virginia Fish and Wildlife Information Service):

VAFWIS
Continue Browsing Families.....
  1. Petromyzontidae, Lampreys
  2. Polyodontidae, Paddlefish
  3. Acipenseridae, Sturgeons
  4. Lepisosteidae, Gars
  5. Amiidae, Bowfins
  6. Anguillidae, Freshwater Eels
  7. Amblyopsidae, Cavefishes
  8. Ictaluridae, Catfish
  9. Percopsidae, Trout-Perches
  10. Salmonidae, Trouts
  11. Clupeidae, Herrings
  12. Esocidae, Pikes
  13. Aphredoderidae, Pirate Perches
  14. Umbridae, Mudminnows
  15. Fundulidae, Killifishes
  16. Poeciliidae, Livebearers
  17. Cyprinidae, Minnows
  18. Catostomidae, Suckers
  19. Gasterosteidae, Sticklebacks
  20. Atherinidae, Silversides
  21. Cottidae, Sculpins
  22. Sciaenidae, Drums
  23. Percidae, Perches
  24. Moronidae, Striped Basses
  25. Centrarchidae, Sunfishes

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