Reported species
Unknown
Africanized Honey Bee (Apis mellifera scutellata)
African Rue (Peganum harmala)
African Waterweed (Lagarosiphon major)
Alder root rot (Phytophthora alni)
American Bullfrog (Lithobates catesbeianus)
American Chestnut (Castanea dentata)
American Pokeweed (Phytolacca americana)
American Shad (Alosa sapidissima)
American Trumpet Vine (Campsis radicans)
A metallic wood-boring beetle (Agrilus cyanescens)
Amphibian or Reptile (unknown species) (various)
Amur Goby (Rhinogobius brunneus)
Amur Honeysuckle (Lonicera maackii)
Ant Spiders (family Zodariidae)
Apple Ermine Moth (Yponomeuta malinellus)
Apple Leaf Miner (Leucoptera malifoliella)
Apple Tortrix (Archips fuscocupreanus)
Aquatic Invertebrate (unknown species) (various)
Aquatic Plant (unknown species) (Kingdom Plantae)
Argentine Ant (Linepithema humile)
A scarab beetle (Aphodius fimetarius)
Ash Whitefly (Siphoninus phillyreae)
Asian Carp (Hypophthalmichthys nobilis)
Asian Clam (Corbicula fluminea)
Asian Giant Hornet (Vespa mandarinia)
Asian Gypsy Moth (Lymantria dispar asiatica)
Asian Kelp (Undaria pinnatifida)
Asian Longhorned Beetle (Anoplophora glabripennis)
Assassin Bugs (family Reduviidae)
Atlantic Blue Crab (Callinectes sapidus)
Atlantic Salmon (Salmo salar)
Autumn Olive (Elaeagnus umbellata)
Balfour's touch-me-not (Impatiens balfourii)
Bamboo (subfamily Bambusoideae)
Banded Alder Borer (Rosalia funebris)
Banded Killifish (Fundulus diaphanus)
Barbed Goatgrass (Aegilops triuncialis)
Bearded Creeper (Crupina vulgaris)
Bear Grass (Xerophyllum tenax)
Biddy-Biddy (Acaena novae-zelandieae)
Bird's-Foot Trefoil (Lotus corniculatus)
Bird (unknown species) (Class Aves)
Bison, Feral (Bison Bison)
Bittersweet Nightshade (Solanum dulcamara)
Black Carp (Mylopharyngodon piceus)
Black Crappie (Pomoxis nigromaculatus)
Black Locust (Robinia pseudoacacia)
Blueberry Maggot (Rhagoletis mendax)
Bluegill (Lepomis macrochirus)
Bog Bulrush (Schoenoplectus mucronatus)
Bohemian knotweed (Fallopia x bohemica)
Borage (Borago officinalis)
Bouncingbet, Soapwort (Saponaria officinalis)
Box Elder Bug (Boisea trivittata)
Brazilian Waterweed (Egeria densa)
Bridal Veil Broom (Retama monosperma)
broad-leaved dock (Rumex obtusifolius)
Bronze Birch Borer (Agrilus anxius)
Brook Trout (Salvelinus fontinalis)
Brown Anole (Anolis sagrei)
Brownbelted Bumble Bee (Bombus griseocollis)
Brown Bullhead (Ameiurus nebulosus)
Brown Cane Spider (Heteropoda venatoria)
Brown Garden Snail (Cornu aspersum)
Brown-lipped Snail (Cepaea nemoralis)
Brown Marmorated Stink Bug (Halyomorpha halys)
Brown Spruce Longhorn Beetle (Tetropium fuscum)
Brown Trout (Salmo trutta)
Buffalobur (Solanum rostratum)
Bull Thistle (Cirsium vulgare)
Bumble Bees (Bombus spp.)
Buprestis
Buprestis aurulenta
Bur chervil (Anthriscus caucalis)
Burros, Feral (Equus asinus)
Bushy-tailed Woodrat (Neotoma cinerea)
Butterfly Bush (Buddleja davidii)
California Forest Scorpion (Uroctonus mordax)
California Prionus Beetle (Prionus californicus)
Calligrapha californica
Calystegia sepium
Camelthorn (Alhagi pseudalhagi)
Camponotus semitestaceus
Canada Thistle (Cirsium arvense)
Cape Ivy (Delairea odorata)
Caper spurge (Euphorbia lathyris)
Carpet Sea Squirt (Didemnum lahillei)
Cat, Feral (Felis catus)
Caulerpa Seaweed (Caulerpa taxifolia)
cerambycidae
Cereal Leaf Beetle (Oulema melanopus)
Channel Catfish (Ictalurus punctatus)
Cheatgrass (Bromus tectorum)
Checkermallow
Cherry Bark Tortrix (Enamonia formosana)
Cherry leaf roll (cherry leaf roll nepovius - CLRV)
Cherry Leaf Spot (Blumeriella jaapii)
Chinese Fine-scaled Loach (Misgurnus mizolepis)
Chinese Mitten Crab (Eriocheir sinensis)
Chinese Mystery Snail (Cipangopaludina chinensis)
Chinese Silver Grass (Miscanthus sinensis)
Chlorosia banksaria
Chronic wasting disease (CWD prion)
Cicadas (family Cicadidae)
Cicindela
Cimbex americana
Cimbex americana pacifica
Cimbex pacifica
Cimbex pacifica
Clary Sage (Salvia sclarea)
Colonial Tunicates (Didemnum sp.)
Coloradia pandora
Coloradia pandora
Colorado Potato Beetle (Leptinotarsa decemlineata)
Coltsfoot (Tussilago farfara)
Common Bugloss (Anchusa officinalis)
Common Carp (Cyprinus carpio)
Common Reed (Phragmites australis)
Common Reed, ssp. australis (Phragmites australis ssp. australis)
Common River Snail (Juga plicifera)
Common Snapping Turtle (Chelydra serpentina)
Common Vetch (Vicia sativa)
Cow parsnip
Cow Parsnip (Heracleum maximum)
Cow Parsnip
Cow Parsnip
Crazy Snake Worm (Amynthas agrestis)
Creeping Yellow Cress (Rorippa sylvestris)
Curly-leaved Pondweed (Potamogeton crispus)
Cut-leaf Blackberry (Rubus laciniatus)
Cutleaf Teasel (Dipsacus laciniatus)
Cutworms (family Noctuidae)
Cyclamen (Cyclamen hederifolium)
Dalmatian Toadflax (Linaria dalmatica)
Dark Fruit Tree Tortrix (Pandemis heparana)
Dead Man’s Fingers (Codium fragile tomentosoides)
Deer, Black-tailed
Delta Arrowhead (Sagittaria platyphylla)
Dense-Flowered Cordgrass (Spartina densiflora)
Derobrachus geminatus
Devil's Coach Horse Beetle (Ocypus olens)
Diffuse Knapweed (Centaurea diffusa)
Dolichovespula maculata
Dotted Duckweed (Landoltia punctata)
Drooping Sedge (Carex pendula)
Dull Oregon Grape (Berberis nervosa)
Dungeness crab
Dyer's Woad (Isatis tinctoria)
Earshell Slug (Testacella haliotidea)
Eastern Fox Squirrel (Sciurus niger)
Eastern Gray Squirrel (Sciurus carolinensis)
Eastern Oyster (Crassostrea virginica)
Egyptian Geese (Alopochen aegyptiacus)
Elasmucha lateralis
Elasmucha lateralis
Elderberry
Elk Clover (Aralia californica)
Elm Seed Bug (Arocatus melanocephalus)
Elm yellows (elm yellows phytoplasma)
Emerald Ash Borer (Agrilus planipennis)
Empress tree (Paulownia tomentosa)
English Bluebell (Hyacinthoides non-scripta)
English Cordgrass (Spartina aglica)
English Hawthorn (Crataegus monogyna)
English Holly (Ilex aquifolium)
English Sparrow (Passer domesticus)
Euphorbia species (Euphorbia sp.)
Eurasian Collared Dove (Streptopelia decaocto)
Eurasian Watermilfoil (Myriophyllum spicatum)
European Black Slug (Arion ater)
European Chafer (Rhizotrogus majalis)
European Corn borer (Ostrinia nubilalis)
European Ear Snail (Radix auricularia)
European Flat Oyster (Ostrea edulis)
European Grape Berry Moth (Eupoecilia ambiguella)
European Green Crab (Carcinus maenas)
European Gypsy Moth (Lymantria dispar)
European Honey Bee (Apis mellifera)
European Honeysuckle (Lonicera periclymenum)
European Larch Canker (Lachnellula willkommii)
European Paper Wasp (Polistes dominula)
European Red Slug (Arion rufus)
European Starling (Sturnus vulgaris)
European Water Chestnut (Trapa natans)
European Woodwasp (Sirex noctilio)
Evergreen bugloss (Pentaglottis sempervirens)
fall webworm
False Brome (Brachypodium sylvaticum)
Fathead Minnow (Pimephales promelas)
Feverfew (Tanacetum parthenium)
Field Bindweed (Convolvulus arvensis)
Field Sandbur (Cenchrus spinefex)
Fishhook Waterflea (Cercopagis pengoi)
Fish (unknown species) (various)
Floatingheart Species (Nymphoides spp.)
Floating Marsh-Pennywort (Hydrocotyle ranunculoides)
Flowering Rush (Butomus umbellatus)
Folding-door spider (Antrodiaetus sp.)
Foxtail Brome (Bromus rubens)
French Broom (Genista monspessulana)
Fringe cup (Tellima grandiflora)
Garden Loosestrife (Lysimachia vulgaris)
Garden tiger moth (Arctia)
Garlic Mustard (Alliaria petiolata)
Giant African Snail (Lissachatina fulica)
Giant Ghana Snail (Achatina achatina)
Giant Hogweed (Heracleum mantegazzianum)
Giant Horsetail (Equisetum temateia)
Giant Knotweed (Polygonum sachalinense)
Giant Reed (Arundo donax)
Giant Salvinia (Salvinia molesta)
Giant West African Snail (Archachatina marginata)
Glassywinged Sharpshooter (Homalodisca coagulata)
Goats, Feral (Capra hircus)
Goatsrue (Galega officinalis)
Golden Bamboo (Phyllostachys aurea)
Golden Buprestid Beetle (Buprestis aurulenta)
golden chamomile
Golden Shiner (Notemigonus crysoleucas)
Goldfish (Carassius auratus)
Gooseneck Barnacles (Lepas anatifera)
Gorse (Ulex europaeus)
Goutweed (Aegopodium podagraria)
Granulate Ambrosia Beetle (Xylosandrus crassiusculus)
Grape (Vitus sp.)
Greater celandine
Greater Celandine (Chelidonium majus)
Green flatheaded pine borer (Phaenops gentilis)
Green Spruce Aphid (Elatobium abietinum)
Green Sturgeon (Acipenser medirostris)
Green Sunfish (Lepomis cyanellus)
Ground Squirrels (Spermophilus spp.)
Hairy Whitetop (Lepidium pubescens)
Halictid Wasp (family Halictidae)
Halogeton (Halogeton glomeratus)
Harris Mud Crab (Phithropanopeus harrisii)
Hazelnut bacteria canker (Pseudomonas avellanae)
Heavenly Bamboo (Nandina domestica)
Hellebore, Holly-Leaved (Helleborus argutifolius)
Helps pernitens
Henderson's angelica (Angelica hendersonii)
Heracleum lanatum
Herb Robert - Stinky Bob (Geranium robertianum)
Himalayan Blackberry (Rubus bifrons [R. aremeniacus, R. discolor, R. procerus])
Himalayan Knotweed (Persicaria wallichii)
Hoary-Cress Whitetop (Cardaria draba)
Hornseed Buttercup (Ranunculus testiculatus)
Horse, Feral/Wild (Equus caballus)
Horse nettle (Solanum carolinense)
Houndstongue (Cynoglossum officinale)
Hyalophora euryalus
Hyalophora euryalus
Hyalophora euryalus
Hydrilla (Hydrilla verticilata)
Hyles lineata
Iberian Starthistle (Centaurea iberica)
Imported Black Fire Ant (Solenopsis richteri)
Imported Red Fire Ant (Solenopsis invicta)
Infectious salmon anemia virus (ISAV)
Insect or Spider (unknown species) (various)
Isatis glauca
Italian Arum (Arum italicum)
Italian Thistle (Carduus pycnocephalus)
Ivy, English or Atlantic (Hedera helix or Hedera hibernica)
Japanese Beetle (Popillia japonica)
Japanese Butterbur (Petasites japonicus)
Japanese Eelgrass (Zostera japonica)
Japanese hedge parsley (Torilis japonica)
Japanese Knotweed (Fallopia japonica)
Japanese Pine Sawyer (Monochamus alternatus)
Japanese Shore Crab (Hemigrapsus sanguineus)
Japanese Spurge (Pachysandra terminalis)
Japanese Wax scale (Ceroplastes japonicus)
Jimsonweed
Johnsongrass (Sorghum halepense)
Jointed Goatgrass (Aegilops cylindrica)
Jubata Grass (Cortaderia jubata)
Kelp Crabs (Pugettia spp.)
Khapra Beetle (Trogoderma granarium)
Knapweed (species unknown) (Centaurea)
Knotweed (unknown species) (Fallopia sp.)
Kudzu (Pueraria lobata)
Kumamoto Oyster (Crassostrea sikamea)
Land Mollusk or Worm (unknown species) (various)
Land Plant (unknown species) (Kingdom Plantae)
Larch Casebearer (Coleophora laricella)
Largemouth Bass (Micropterus salmoides)
Large Yellow Loosestrife (Lysimachia punctata)
Largus cinctus
Leaf Beetles (family Chrysomelidae)
Leafy Spurge (Euphorbia esula)
Leek Moth (Acrolepiopsis assectella)
Leidy's Comb Jelly (Mnemiopsis leidyi)
Lemon balm
Lemon balm
Lens-Podded Whitetop (Cardaria chalapensis)
Leptoglossus occidentalis
Lesser Burdock
Lesser Burdock (Arctium minus)
Lesser Celandine (Ranunculus ficaria)
Light Brown Apple Moth (Epiphyas postvittana)
Lily Leaf Beetle (Lilioceris lilii)
Lined Click Beetle (European Wireworm) (Agriotes lineatus)
Little Bear Beetle (Paracotalpa granicollis)
Little bittercress (Cardamine oligosperma )
Longhorn Beetles (family Cerambycidae)
Magnificent Bryozoan (Pectinatella magnifica)
Maltese Starthistle (Centaurea melitensis)
Mammal (unknown species) (Class Mammalia)
Manilla Littleneck Clam (Venerupis phillipinarum)
Matgrass (Nardus stricta)
Meadow Hawkweed (Hieracium pratense)
Meadow Knapweed (Centaurea × moncktonii)
Mediterranean Sage (Salvia aethiopis)
Medusahead Rye (Taeniatherum caput-medusae)
Metallic Wood Borers (Family Buprestidae)
Mexican Bean Beetle (Epilachna varivestis)
Micro-organism (unknown species)
Mile-a-minute weed (Polygonum perfoliatum)
Milk Thistle (Silybum marianum)
Mitten Crabs (Eriocheir spp.*)
Mole Crabs (Emerita spp.)
Monk Parakeet (Myiopsitta monachus)
Monochamus scutellatus
Monochamus scutellatus
Monochamus scutellatus
Monochamus scutellatus
Monochamus scutellatus
Monochamus scutellatus
Monochamus sp
Mosquitofish (Gambusia affinis)
Mouse-Ear Hawkweed (Hieracium pilosella)
Mugwort (Artemisia vulgaris)
Musk Thistle (Cardus nutans)
Mute Swan (Cygnus olor)
Myrtle Spurge (Euphorbia myrsinites)
Native moth
Native spp.
Native woodpecker or sapsucker
Neoclytus acuminatus
Neoclytus conjunctus
Neotephritis Flies (Neotephritis spp.)
New Zealand Green Mussel (Perna canaliculus)
New Zealand Isopod (Sphaeroma quoyanum)
New Zealand Mudsnail (Potamopyrgus antipodarum)
Nipplewort (Lapsana communis)
Noctuid Moths (family Noctuidae)
Northern Pike (Esox lucius)
Northwest Salamander (Ambystoma gracile)
Norway Rat (Rattus norvegicus)
Not insect
Nun Moth (Lymantria monacha)
Nutria (Myocastor coypus)
Oak wilt (Ceratocystis fabacearum)
Oblong spurge (Euphorbia oblongata)
Ocypus olens
Ocypus olens
Okanagana sp.
Old Man's Beard (Clematis vitalba)
Old World Bollworm (Helicoverpa armigera)
Onionweed (Asphodelus fistulosus)
Orange Hawkweed (Hieracium aurantiacum)
Oriental Beetle (Anomala orientlis)
Oriental Weatherfish (Misgurnus anguillicaudatus)
Oxeye Daisy (Leucanthemum vulgare)
Pacific Cicada-killer Wasp (Sphecius convallis)
Pacific Giant Salamander (Dicamptodon ensatus)
Pacific Gopher Snake (Pituophis catenifer catenifer)
Pacific Ring-necked Snake (Diadophis punctatus amabilis)
Pacific Tree Frog (Pseudacris regilla)
Pacific waterleaf (Hydrophyllum tenuipes)
Palmer Amaranth (Amaranthus palmeri)
Pampasgrass (Cortaderia selloana)
Pandora Moth (Coloradia pandora)
Parrot Feather Watermilfoil (Myriophyllum aquaticum)
Patagonia Cavy (Dolichotis sp.)
Paterson's Curse (Echium plantagineum)
Pathfinder (Adenocaulon bicolor)
Peacock (Pavo cristatus)
Pea Crab (Tritodynamia horvathi)
Pear trellis rust (Gymnosporangium fuscum)
Perennial honesty (Lunaria rediviva)
Perennial peavine (Lathyrus latifolius)
Perennial Pepperweed (Lepidium latifolium)
Periwinkle (Vinca major)
Persian speedwell (Veronica persica)
Phytophthora taxon C (Phytophthora kernovii)
Pig/Swine, Feral (Sus scrofa)
Pike Minnow
Pine Echium (Echium pininana)
Pine sawfly (Neodiprion sp.)
Pine Sawyer Beetle (Ergates spiculatus)
Pine Shoot Beetle (Tomicus piniperda)
Pink-legged Tiger Moth (Spilosoma latipennis)
Plum Curculio (Conotrachelus nenuphar)
Plumeless thistle (Carduus acanthoides)
Plum pox (plum pox potyvirus - PPV)
Poison hemlock
Poison Hemlock (Conium maculatum)
Poison Oak
Policeman's Helmet (Impatiens glandulifera)
Polyphemus Moth (Antheraea polyphemus)
Polyphylla decemlineata
Ponderous Borer (Trichocnemis spiculatus)
Poplar canker (Xanthomonas populi)
Portuguese Broom (Cytisus striatus)
Potato cyst nematodes (Globodera pallida, Globodera rostochiensis)
Potato wart (Synchytrium endobioticum)
Prionus californicus
Prionus californicus
Prionus californicus
Pumpkinseed (Lepomis gibbosus)
Puncturevine (Tribulus terrestris)
Purple Loosestrife (Lythrum salicaria)
Purple Loosestrife
Purple Nutsedge (Cyperus rotundus)
Purple Salsify (Tragopogon porrifolius)
Purple Starthistle (Centaurea calcitrapa)
Pyrus calleryana
Quackgrass (Agropyron repens)
Quagga Mussel (Dreissena bugensis)
Queen Anne's Lace (Daucus carota)
Ragweed (Ambrosia arteminiifolia)
Rainwater Killifish (Lucania parva)
Ramorum Leaf Blight (Phytophthora ramorum)
Ravenna Grass (Saccharum ravennae)
Red and Black Bordered Plant Bug (Largus cinctus)
Red-Eared Slider Turtle (Trachemys scripta elegans)
Redear Sunfish (Lepomis microlophus)
Red-headed ash borer
Red osier dogwood
Red-stemmed Filaree (Erodium cicutarium)
Red Swamp Crayfish (Procambarus clarkii)
Reed Canarygrass (Phalaris arundinacea)
Reed Canarygrass, Ribbon or Variegated (Phalaris arundinacea var. picta)
Ringed Crayfish (Orconectes neglectus)
Rock Pigeon (Columba livia)
Rock Snot (Didymosphenia geminata)
Rosalia funebris
Rosalia funebris
Rosalia funebris
Rosalia funebris
Rose Campion (Lychnus coronaria)
Rough-Skinned Newt (Taricha granulosa)
Round Goby (Neogobius melanostomas)
Rove beetle (Staphylinidae)
Ruffe (Gymnocephalus cernuus)
Rugosa Rose (Rosa rugosa)
Rush Skeleton Weed
Russian Knapweed (Acroptilon repens)
Russian Thistle (Salsola tragus)
Rusty Crayfish (Orconectes rusticus)
Saltcedar (Tamarix ramosissima)
Saltmeadow Cordgrass (Spartina patens)
Sandmat (Cardionema ramosissimum)
Sawyer Beetles (Monochamus sp.)
Scots Broom (Cytisus scoparius)
Scots Thistle (Onopordum acanthium)
Sheep, Feral (Ovis musimon)
Sheep pen hill virus (carlavirus - BBScV-NJ)
Shimofuri Goby (Tridentiger bifasciatus)
Shining Geranium (Geranium lucidum)
Shothole disease (Wilsonomyces carpophilus)
Siberian Moth (Dendrolimus superans)
Siberian Prawn (Exopalaemon modestus)
Signal Crayfish (Pacifastacus leniusculus)
Silver Carp (Hypophthalmichthys molitrix)
Silverleaf Nightshade (Solanum elaegnifolium)
Silver Pampas Grass (Cortaderia selloana)
Silver Spotted Tiger Moth (Lophocampa argentata)
Silver Y Moth (Autographa gamma)
Skeletonleaf Bursage (Ambrosia tomentosa)
Slender-Flowered Thistle (Carduus tenuiflorus)
Small Broomrape (Orobanche minor)
Small-flowered Jewelweed (Impatiens parviflora)
Smallmouth Bass (Micropterus dolomieu)
Smerinthus ophthalmica
Smerinthus ophthalmica
Smooth Cordgrass (Spartina alternifolia)
Snakeheads (Channa spp.)
Snow on the Mountain (Aegopodium podagraria variegata)
Soldier Fly (Hermetia illucens)
Solitary Sea Squirt (Ciona savignyl)
South African Capeweed (Arctotheca calendula)
Southern wilt, bacteria wilt (Ralstonia solanacearum Race 3 Biovar 2)
Spanish Bluebell (Hyacinthoides hispanica)
Spanish Broom (Spartium junceum)
Spartina/Cordgrass (species unknown) (Spartina spp.)
Sphinx chersis
Sphinx Moths (family Sphingidae)
Spiny Cocklebur (Xanthium spinosum)
Spotted Jewelweed (Impatiens capensis)
Spotted Knapweed (Centauria stoebe ssp. micranthos)
Spotted Tree Borer (Synaphaeta guexi)
Spotted Wing Drosophila (Drosophila suzukii)
Spreading hedge parsley (Torilis arvensis)
Spruce Bark Beetle (Ips typographus)
Spurge Laurel (Daphne laureola)
Squarrose Knapweed (Centaurea virgata ssp. squarrosa)
Star-of-Bethlehem (Ornithogalum umbellatum)
Sticky Nightshade (Solanum sisymbriifolium)
Stink Bugs (unknown species) (family Pentatomidae)
Stinking Hellebore (Helleborus foetidus)
Striped Bass (Morone saxatilis)
Striped Shore Crab (Pachygrapsus crassipes)
Sudden Oak Death (ramorum canker and blight) (Phytophora ramorum)
Sugar Glider (Petaurus breviceps)
Sulphur cinquefoil (Potentilla recta)
Swainsonpea (Sphaerophysa salsula)
Swamp stonecrop (Crassula helmsii)
Swede Midge (Contarinia nasturtii)
Sweet Briar Rose (Rosa rubiginosa)
Syrian bean-caper (Zygophyllum fabago)
Tansy Ragwort (Senecio jacobaea)
Teasel (Dipsacus fullonum)
Tent Caterpillars (Malacosoma species)
Texas blueweed (Helianthus ciliaris)
Threebract Loosestrife (Lythrum tribracteatum)
Threespine Stickleback (Gasterosteus aculeatus)
Toothed Spurge (Euphorbia dentata)
Toxic cyanobacteria (Phylum Cyanobacteria)
Trachykele blondeli
Trailing Crown-Vetch (Coronilla varia)
Tree of Heaven (Ailanthus altissima)
Tremex columba
Tremex columba
Tremex woodwasp (unknown species) (Tremex sp.)
Tropical soda apple (Solanum viarum)
Tui Chub (Gila bicolor)
Tunicate (unknown species) (Subphylum Tunicata)
Turkeyberry (Solanum torvum)
Two-leaf Watermilfoil (Myriophyllum heterophyllum)
Underwing moth (unknown species) (Family Erebidae)
Varnish Clam (Nuttalia obscurata)
Velvetleaf (Abutilon theophrasti)
Ventenata Grass (Ventenata dubia)
Viburnum Leaf Beetle (Pyrrhalta viburni)
Vineyard Snail (Cernuella virgata)
Viper Bugloss (Echium vulgare)
Virginia Opossum (Didelphis virginiana)
Wasp (unknown species) (suborder Apocrita)
Water Hyacinth (Eichhornia crassipes)
Water lettuce (Pistia stratiotes)
Water Primrose, Floating (Ludwigia peploides)
Water Primrose, Floating (ssp. montevidensis) (Ludwigia peploides ssp. montevidensis)
Water Primrose, Floating (ssp. peploides) (Ludwigia peploides ssp. peploides)
Water Primrose, Six Petal (Ludwigia hexapetala)
Water Primrose (unknown species) (Ludwigia spp.)
Western Black Widow Spider (Latrodectus hesperus)
Western Cedar Borer (Trachykele blondeli blondeli)
Western Cedar Borer (Trachykele blondeli blondeli)
Western Cicada-killer Wasp (Sphecius grandis)
Western Painted Turtle (Chrysemys picta belli)
Western Tent Caterpillar (Malacosoma californicum)
Western Terrestrial Garter Snake (Thamnophis elegans)
Western Thatching Ant (Formica obscuripes)
Western Wildcucumber (Marah oreganus)
Whirling disease (Myxobolus cerebralis)
White Garden Snail (Thesbe pisa)
White-Mottled Sawyer (Monochamus urussovi)
White Pine Blister Rust (Cronartium ribicola)
White-Spotted Sawyer (Monochamus scutellatus)
Wild Cucumber (Echinocystis lobata)
Wild Turkey (Meleagris gallopavo)
Willow watermark disease (Erwinia salicis)
Wineberry (Rubus phoenicolasius)
Wisteria (Wisteria spp.)
Wood Spurge (Euphorbia amygdaloides)
Woolgrass (Scirpus cyperinus)
Wrinkled Dune Snail (Candidula intersecta)
Yellow Archangel (Lamiastrum galeobdolon)
Yellow-Flag Iris (Iris pseudacorus)
Yellow Floating Heart (Nymphoides peltata)
Yellow Hawkweed (Hieracium floribundum)
Yellow Nutsedge (Cyperus esculentus)
Yellow Perch (Pierca flavescens)
Yellow Starthistle (Centaurea solstitialis)
Yellow Toadflax (Linaria vulgaris)
Zebra Mussel (Dreissena polymorpha)