MAS DOES NOT ALLOW the sales of plant and fish species considered invasive and therefore prohibited in Minnesota. The prohibited invasive species in Minnesota include the following and any hybrids, cultivars, or varieties of the species listed below:

Aquatic Plants

African oxygen weed (Lagarosiphon major)
aquarium watermoss or giant salvinia (Salvinia molesta)
Australian stone crop (Crassula helmsii)
brittle naiad (Najas minor)
curly-leaf pondweed (Potamogeton crispus)*
Eurasian watermilfoil (Myriophyllum spicatum)*
European frog-bit (Hydrocharis morsus-ranae)
flowering rush (Butomus umbellatus)*
hydrilla (Hydrilla verticillata)
Indian swampweed (Hygrophila polysperma)
purple loosestrife (Lythrum salicaria, Lythrum virgatum, or any variety, hybrid, or cultivar thereof)*
water aloe or water soldiers (Stratiotes aloides)
water chestnut (Trapa natans)
The aquatic plants listed in Code of Federal Regulations, title 7, section 360.200, are also designated as prohibited invasive species except for Chinese water spinach (Ipomoea aquatica)
Federally Prohibited Aquatic and Wetland Weeds
One or more of the common names of weeds are given in parentheses after most scientific names to help identify the weeds represented by such scientific names; however, a scientific name is intended to include all weeds within the genus or species represented by the scientific name, regardless of whether the common name or names are as comprehensive in scope as the scientific name.
Azolla pinnata R. Brown (mosquito fern, water velvet)
Caulerpa taxifolia (Mediterranean clone)
Eichornia azurea (Swartz) Kunth (anchored waterhyacinth, rooted waterhyacinth)
Hydrilla verticillata (Linnaeus f.) Royle (hydrilla)
Hygrophila polysperma T. Anderson (Miramar weed)
Ipomoea aquatica Forsskal (water-spinach, swamp morning-glory)
Lagarosiphon major (Ridley) Moss
Limnophila sessiliflora (Vahl) Blume (ambulia)
Melaleuca quenquinervia (Cav.) Blake (broadleaf paper bark tree).
Monochoria hastata (Linnaeus) Solms-Laubach
Monochoria vaginalis (Burman f.) C. Presl
Ottelia alismoides (L.) Pers.
Sagittaria sagittifolia Linnaeus (arrowhead)
Salvinia auriculata Aublet (giant salvinia)
Salvinia biloba Raddi (giant salvinia)
Salvinia herzogii de la Sota (giant salvinia)
Salvinia molesta D.S. Mitchell (giant salvinia)
Solanum tampicense Dunal (wetland nightshade)
Sparganium erectum Linnaeus (exotic bur-reed)



bighead carp (Hypophthalmichthys nobilis)
black carp (Mylopharyngodon piceus) 
grass carp (Ctenopharyngodon idella)
northern snakehead fish (Channa argus)
round goby (Neogobius melanostomus)*
rudd (Scardinius erythrophthalmus)
ruffe (Gymnocephalus cernuus)*
sea lamprey (Petromyzon marinus)*
silver carp (Hypophthalmichthys molitrix)
tubenose goby (Proterorhinus marmoratus)*
white perch (Morone americana)*
zander (Stizostedion lucioperca)
New Zealand mud snail (Potamopyrgus antipodarum)*
zebra mussel (Dreissena spp.)*