Wildlife in Hertfordshire
Mammals in Hertfordshire
There are 57 species of mammals recorded as found in Hertfordshire.
| 45 Khz Pipistrelle (Pipistrellus pipistrellus) |
| Badger (Meles meles) |
| Brown Long-Eared Bat (Plecotus auritus) |
| Chinese Barking Deer (Muntiacus reevesi) |
| Daubenton's Bat (Myotis daubentonii) |
| Edible Dormouse (Glis glis) |
| Field Mouse (Apodemus sylvaticus) |
| Fox (Vulpes vulpes) |
| Harvest Mouse (Micromys minutus) |
| Mole (Talpa europaea) |
| Pipistrelle (Pipistrellus pipistrellus) |
| Pony (Equus ferus) |
| Roe Deer (Capreolus capreolus) |
| Water Vole (Arvicola amphibius) |
| Whiskered Bat (Myotis mystacinus) |
| Yellow-necked Mouse (Apodemus flavicollis) |
| Barbastelle (Barbastella barbastellus) |
| Noctule (Nyctalus noctula) |
| Red Deer (Cervus elaphus) |
| American Mink (Neovison vison) |
| House Mouse (Mus musculus) |
| Water Shrew (Neomys fodiens) |
| Nathusius' Pipistrelle (Pipistrellus nathusii) |
| Wild Ox (Bos taurus primigenius) |
| Chinese Water Deer (Hydropotes inermis) |
| 55 Khz Pipistrelle (Pipistrellus pygmaeus) |
| Brown Hare (Lepus europaeus) |
| Brown Rat (Rattus norvegicus) |
| Common Shrew (Sorex araneus) |
| Domestic Cat (Felis catus) |
| Fallow Deer (Dama dama) |
| Field Vole (Microtus agrestis) |
| Grey Squirrel (Sciurus carolinensis) |
| Hedgehog (Erinaceus europaeus) |
| Natterer's Bat (Myotis nattereri) |
| Polecat (Mustela putorius) |
| Rabbit (Oryctolagus cuniculus) |
| Stoat (Mustela erminea) |
| Weasel (Mustela nivalis) |
| Whiskered/Brandt's Bat (Myotis mystacinus/brandtii) |
| Bank Vole (Myodes glareolus) |
| Feral Ferret (Mustela putorius subsp. furo) |
| Pygmy Shrew (Sorex minutus) |
| Serotine (Eptesicus serotinus) |
| Domestic Pig (Sus domesticus) |
| Otter (Lutra lutra) |
| (Nyctalus/Eptesicus agg.) |
| Pine Marten (Martes martes) |
| Black Rat (Rattus rattus) |
| Common Dormouse (Muscardinus avellanarius) |
Birds in Hertfordshire
There are 327 species of birds recorded as found in Hertfordshire.
| Bar-Headed Goose (Anser indicus) |
| Buzzard (Buteo buteo) |
| Canada Goose (Branta canadensis) |
| Chukar Partridge (Alectoris chukar) |
| Common Swift (Apus apus) |
| Dunlin (Calidris alpina) |
| Egyptian Goose (Alopochen aegyptiacus) |
| Gadwall (Anas strepera) |
| Goldfinch (Carduelis carduelis) |
| Greylag Goose (Anser anser) |
| Knot (Calidris canutus) |
| Little Owl (Athene noctua) |
| Long-Eared Owl (Asio otus) |
| Mallard (Anas platyrhynchos) |
| Meadow Pipit (Anthus pratensis) |
| Muscovy Duck (Cairina moschata) |
| Pintail (Anas acuta) |
| Redpoll (Acanthis flammea) |
| Sanderling (Calidris alba) |
| Sedge Warbler (Acrocephalus schoenobaenus) |
| Shoveler (Anas clypeata) |
| Sparrowhawk (Accipiter nisus) |
| Tree Pipit (Anthus trivialis) |
| Turnstone (Arenaria interpres) |
| White-Fronted Goose (Anser albifrons) |
| Barnacle Goose (Branta leucopsis) |
| Cackling Goose (Branta hutchinsii) |
| Carolina Wood Duck (Aix sponsa) |
| Common Sandpiper (Actitis hypoleucos) |
| Dark-bellied Brent Goose (Branta bernicla subsp. bernicla) |
| Eagle Owl (Bubo bubo) |
| French Partridge (Alectoris rufa) |
| Goldeneye (Bucephala clangula) |
| Grey Heron (Ardea cinerea) |
| Kingfisher (Alcedo atthis) |
| Lesser Redpoll (Acanthis cabaret) |
| Little Stint (Calidris minuta) |
| Long-Tailed Tit (Aegithalos caudatus) |
| Mandarin (Aix galericulata) |
| Mealy Redpoll (Acanthis flammea subsp. flammea) |
| Nightjar (Caprimulgus europaeus) |
| Pochard (Aythya ferina) |
| Reed Warbler (Acrocephalus scirpaceus) |
| Scaup (Aythya marila) |
| Short-Eared Owl (Asio flammeus) |
| Skylark (Alauda arvensis) |
| Teal (Anas crecca) |
| Tufted Duck (Aythya fuligula) |
| Waxwing (Bombycilla garrulus) |
| Wigeon (Anas penelope) |
Fish in Hertfordshire
There are 37 species of fish recorded as found in Hertfordshire.
| Barbel (Barbus barbus) |
| Brown Trout (Salmo trutta subsp. fario) |
| Bullhead (Cottus gobio) |
| Chub (Squalius cephalus) |
| Dace (Leuciscus leuciscus) |
| Goldfish (Carassius auratus) |
| Minnow (Phoxinus phoxinus) |
| Perch (Perca fluviatilis) |
| Stone Loach (Barbatula barbatula) |
| Three-spined Stickleback (Gasterosteus aculeatus) |
| Pike (Esox lucius) |
| Roach x Rudd (Rutilus rutilus x Scardinius erythrophthalmus) |
| Bream Flat (Blicca bjoerkna) |
| Catfish (Silurus glanis) |
| Pope (Gymnocephalus cernuus) |
| Spined Loach (Cobitis taenia) |
| Atlantic Salmon (Salmo salar) |
| Ide (Leuciscus idus) |
| Chinese Grass Carp (Ctenopharyngodon idella) |
| Bream (Abramis brama) |
| Brown/Sea Trout (Salmo trutta) |
| Carp (Cyprinus carpio) |
| Crucian Carp (Carassius carassius) |
| Eel (Anguilla anguilla) |
| Gudgeon (Gobio gobio) |
| Nine-spined Stickleback (Pungitius pungitius) |
| Roach (Rutilus rutilus) |
| Tench (Tinca tinca) |
| Common Bream x Roach (Abramis brama x Rutilus rutilus) |
| Pond-Perch (Lepomis gibbosus) |
| Bleak (Alburnus alburnus) |
| Brook Lamprey (Lampetra planeri) |
| Pikeperch (Sander lucioperca) |
| Rudd (Scardinius erythrophthalmus) |
| Topmouth Gudgeon (Pseudorasbora parva) |
| Grayling (Thymallus thymallus) |
| Rainbow Trout (Oncorhynchus mykiss) |
Reptiles in Hertfordshire
There are 6 species of reptiles recorded as found in Hertfordshire.
| Common Lizard (Zootoca vivipara) |
| Slow-worm (Anguis fragilis) |
| Red-eared Terrapin (Trachemys scripta) |
| Grass Snake (Natrix helvetica) |
| Adder (Vipera berus) |
| Sand Lizard (Lacerta agilis) |
Amphibians in Hertfordshire
There are 9 species of amphibians recorded as found in Hertfordshire.
| Common Frog (Rana temporaria) |
| Great Crested Newt (Triturus cristatus) |
| Palmate Newt (Lissotriton helveticus) |
| Alpine Newt (Ichthyosaura alpestris) |
| Natterjack Toad (Epidalea calamita) |
| Common Toad (Bufo bufo) |
| Smooth Newt (Lissotriton vulgaris) |
| Edible Frog (Pelophylax esculentus) |
| Midwife Toad (Alytes obstetricans) |
