List of invasive species in Portugal

• Adelges piceae (balsam woolly adelgid)^[1]
• Aleurodicus dispersus (spiralling whitefly)^[2]
• Anguillicoloides crassus (swim bladder worm)^[3]
• Aphis spiraecola (Spirea aphid)^[4]
• Ceratitis capitata (Mediterranean fruit fly)^[5]
• Chilo suppressalis (striped rice stem borer)^[6]
• Cinara cupressi (Cypress aphid)^[7]
• Corbicula fluminea (Asian clam)(†)
• Cryptotermes brevis (powderpost termite)^[8]
• Ctenarytaina eucalypti (blue gum psyllid)^[9]
• Deroceras invadens (tramp slug)^[10]
• Elminius modestus (Australasian barnacle)^[11]
• Eriocheir sinensis (Chinese mitten crab)(†)
• Frankliniella occidentalis (western flower thrips)^[12]
• Globodera rostochiensis (yellow potato cyst nematode)^[13]
• Icerya purchasi (cottony cushion scale)^[14]
• Leptinotarsa decemlineata (Colorado potato beetle)(†)^[15][16]
• Linepithema humile (Argentine ant)(†)^[15][17]
• Lumbricus terrestris (common earthworm)^[18]
• Lysiphlebus testaceipes(†)^[15]
• Opogona sacchari (banana moth)^[19]
• Pacifastacus leniusculus (signal crayfish)(†)^[15][20]
• Paratrechina longicornis (longhorn crazy ant)^[21]
• Phoracantha semipunctata (Australian Eucalyptus longhorn)(†)^[15][22]
• Popillia japonica (Japanese beetle)^[23]
• Potamopyrgus antipodarum (New Zealand mud snail)(†)^[15][24]
• Procambarus clarkii (red swamp crawfish)(†)
• Styela clava (Asian tunicate)^[25]
• Thaumastocoris peregrinus (bronze bug)^[26]
• Tricellaria inopinata^[27]
• Vespa velutina nigrithorax (Yellow-legged Asian hornet)^[28]

• Bufo marinus (†)^[29]
• Lithobates catesbeianus (†)^[29]
• Rana ridibunda (†)^[29]
• Xenopus laevis (†)^[29]

• Chamaeleo chamaeleon (common chameleon) (†)^[15][30]
• Chelydra serpentina (†)^[29]
• Chrysemys picta (†)^[29]
• Graptemys spp. (†)^[29]
• Hemidactylus mabouia (†) (M)^[29]
• Macroclemys temminckii (†)^[29]
• Pseudemys spp. (†)^[29]
• Ramphotyphlops braminus (†) (M)^[29]
• Tarentola mauritanica (†) (M)^[29]
• Lacerta dugesii (Madeiran wall lizard)(†)^[15][31]
• Lampropeltis getula ssp. californiae (†) (M)^[29]
• Trachemys spp. (†)^[29]

• Ameiurus melas (black bullhead)(†)^[15][32]
• Australoheros facetus (chameleon cichlid)(†)
• Carassius auratus (goldfish)(†)
• Cyprinus carpio (common carp)(†)
• Esox lucius (northern pike)(†)
• Fundulus heteroclitus (mummichog)(†)
• Gambusia holbrooki (eastern mosquitofish)(†)
• Gobio gobio (gudgeon)(†)
• Lepomis gibbosus (pumpkinseed)(†)
• Micropterus salmoides (largemouth bass)(†)
• Oncorhynchus mykiss (rainbow trout)(†)^[15][33]
• Sander lucioperca (Sander lucioperca)(†)^[15][34]

Source:^[35]

Family Anatidae:

• Oxyura jamaicensis

Family Columbidae:

• Columbina passerina(†)

Family Estrildidae:

• Amadina fasciata(†)
• Amandava amandava(†)
• Amandava subflava(†)
• Estrilda astrild(†)
• Estrilda melpoda(†)
• Estrilda troglodytes(†)
• Lonchura cantans(†)
• Lonchura maja(†)
• Lonchura malacca(†)
• Taeniopygia castanotis(†)

Family Phasianidae:

• Francolinus francolinus(†)
• Phasianus colchicus(†)

Family Ploceidae:

• Euplectes afer(†)
• Euplectes franciscanus(†)
• Euplectes hordeaceus(†)
• Euplectes orix(†)
• Ploceus cucullatus(†)
• Ploceus melanocephalus(†)
• Quelea quelea(†)

Family Psittacidae:

• Myiopsitta monachus(†)
• Psittacula krameri(†)

• Ammotragus lervia (†)^[29]
• Callosciurus erythraeus (†)^[29]
• Capra hircus (†) (M)^[29]
• Castor canadensis (†)^[29]
• Erinaceus spp. (†) (M)^[29]
• Felis silvestris f. catus (†) *^[29]
• Herpestes javanicus (†)^[29]
• Hystrix cristata (†)^[29]
• Muntiacus reevesi (†)^[29]
• Mus musculus (†) (M)^[29]
• Mus domesticus (†) (M)^[29]
• Mustela spp. (†) (M)^[29]
  • Mustela furo (ferret)^[29][36]
• Myocastor coypus (†)^[29]
• Nasua nasua (†)^[29]
• Neogale vison (American mink) (†)^[29][37]
• Nyctereutes procyonoides (†)^[29]
• Ondatra zibethicus (†)^[29]
• Oryctolagus cuniculus (†) (M)^[29]
• Procyon spp. (†)^[29]
• Rattus spp. (†) (M)^[29]
  • Rattus norvegicus (brown rat)(†)^[15][38]
  • Rattus rattus (black rat)(†)^[15][39]
• Sciurus carolinensis (†)^[29]
• Sciurus niger (†)^[29]
• Tamias sibiricus (†)^[29]