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Green Lizard
(Syrmaticus reevesii) Dorset, 2006

Green Lizard
(Lacerta viridis )
Dorset, 2006

Wall Lizard
(Podarcis muralis)
Dorset, 2006

Wall Lizard
(Podarcis muralis)
Dorset, 2006

Marsh Frog
(Pelophylax ridibundus)
Essex, 2006

Aesculapian Snake
(Elaphe longissima) Conwy, 2007

Aesculapian Snake
(Elaphe longissima) Conwy, 2007

Aesculapian Snake
(Elaphe longissima) Conwy, 2007

Yellow Bellied Slider
(Trachemys scripta) Belgium, 2011


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European Exotic and Introduced Reptiles and Amphibians



Green Lizard - Lacerta viridis

Although native to the Continental europe, this species has been introduced to the UK.

Wall Lizard - Podarcis muralis

Although native to the Continental europe, this species has been introduced to the UK.d. Colonies exist in Ventnor, Bournmouth, Shoreham on Sea, Ludlow and Haywards Heath. Portland and Purbeck have several colonies each.

There is and italian subspecies which is green backed found in Ventnor and Bournmouth, the nominate form which is brown backed are found on Portland.

Aesculapian Snake - Elaphe longissima

Present only in an around the grounds of the Welsh mountain zoo, Colwyn Bay, from where it escaped. This as the story goes happened in the 1960's where one gravid female escaped and the population has all come from this one source. The population is well over 100 individuals and they are found upto 0.5 miles from the zoo. Another smaller population (approx 30) is established in the London zoo area.

Marsh Frog - Pelophylax ridibundus

Escaped from garden in Kent and colonised Romney Marsh, it has spread north and west into Sussex, London, Essex and Norfolk. From a few individuals in the 1930's it now has a considerable population. This species is widespread in Continental europe.

Edible Frog - Pelophylax kl. esculentus

This frog was first introduced to the UK in the 1830's and at various times since. It is present in Surrey, Essex and Middlesex and is slowly spreading but is very much an aquatic species. This species is widespread in Continental europe.

North American Bullfrog - Lithobates cafesbeianus

Originally imported as pets, releases led to breeding in the Kent / Sussex border region, this colony has been removed and the few others that exist are being controlled. It is widespread in Italy, Spain, Belgum, Netherlands and France.
This species is a menace and needs to be reported to the local Amphibian and reptile group.

African Clawed Toad - Xenopus laevis

Used in research, escaped and deliberate releases led to several colonies in the UK notably in the Isle of Wight and South Wales, where the only major colony still persists. It is also present in some areas of France, Holland and Germany.

Alpine Newt - Triturus alpestris

Deliberately released it has formed small but stable colonies in several parts of the UK notably Shropshire and Surrey. This species is widespread in Continental europe.

Italian Crested Newt - Triturus carnifex

Again deliberately released into several areas of the UK colonies in Surrey and Birmingham persist. This species is widespread in Southern Continental europe, but introduced to Northern Europe, France, Switzerland and the Low countries.

Marbled newt - Triturus marmoratus

Deliberately released it has formed very small colonies in several parts of the UK, Holand and Belgium . This species is widespread in Southern France and Iberia.

Southern Midwife Toad - Alytes dickhilleni

The Midwife Toad was introduced into Northants in the early 1900's, it has persisted but not spread any distance. This species is native to Spain.

Midwife Toad - Alytes obstetricans

The Midwife Toad was originally introduced into Bedfordshire in the early 1900's, it has persisted and spread. Other populations also exist in other parts of the country, notably Northamptonshire, Yorkshire and Devon. It has also been introduced to parts of the Norhtern Netherlands.

European Pond Terrapin - Emys orbicularis

Released pets have formed this population, it is not certain if they are breeding but numbers are stable possibly due to continued introductions and longevity of individuals. They can be found in the south of England mainly in slow flowing rivers.

The Norfolk broads holds a small population.

Red Eared Terrapin - Trachemys scripta elegans

Released pets have formed this population, it is not certain if they are breeding but recent finds of eggs combined with the recent warmer climate make this a matter only of time. Current numbers are stable possibly due to continued introductions and longevity of individuals. It is common throuigh most of Europe.

Yellow Bellied Slider - Trachemys scripta scripta

Released pets have formed this population which is established mainly in the Low Countries.

They can be found in the the UK, Belgium but particularly in Italy, Portugal, Spain and France where they breed well.

European Tree Frog - Hyla arborea

Small populations existed in Dorset and the Isle of Wight, two larger populations persisted until recently in London and the New Forest where a small population still survives. This species is widespread in Continental europe.

Eastern Spur thighed Tortoise - Testudo graeca

Introduced into Italy, Spain, Malta, Sardinia, Sicily, Balaeric Islands this species breeds sucessfully in all areas.

Hermann's Tortoise - Testudo hermanni

Introduced to Calvados, Normandy, France where it is thriving originating from pet releases established for several decades.

Chinese soft shell Turtle - Pelodiscus sinensis

As its name suggests from China sucessfully introduced into the Marshes of Guadalquirir in Spain

Green Anole - Anolis carolinensis

Introduced to Spain where it has become established in the Alicante area.

Moroccan Rock Lizard - Lacerta perspicillata

Introduced to Menorca near Ciudadela from North Africa present since the 1920's.

Algerian Whip Snake - Coluber algirus

As its name suggests native of Algeria and North Africa, it has been introduced accidentally to Malta.

Painted Frog - Discoglossus pictus

Originally from Malta and North Africa, it has been introduced to Spain (Widespread) and France (loire and Seine Basins).

Balkan Water Frog - Rana balcanica

Native to the Balkans introduced to Copenhagen, Denmark where it has colonised Fallenpark.

Bedriaga's Green Frog - Rana bedriagae

Popular as pets in the Low countries and has become established in many urban areas

Ambrosi's Cave Salamander - Speleomantes ambrosii

Its Native range is restricted to a small area of northern Italy, it has recently been introduced to caves in the Pyrenees.

Japanese Triton - Cynops pyrrhogaster

Escaped from the pet trade in the low countries it has become established in many areas.

Chinese Triton - Cynops orientalis

Escaped from the pet trade in the low countries it has become established in many areas.

Chinese Salamander - Pachyytriton labiatus

Escaped from the pet trade in the low countries it has become established in many areas.

Amur Ratsnake - Elaphe anomala

A small population exists in the Netherlands.







Aesculapian Snake
(Elaphe longissima) Conwy, 2007

Midwife Toad
(Alytes cisternasii) Beds, 2008

Midwife Toad
(Alytes cisternasii) Beds, 2008

Midwife Toad
(Alytes cisternasii) Beds, 2008

Midwife Toad
(Alytes cisternasii) Beds, 2008

European Pond Terrapin
(Emys orbicularis) Norfolk, 2006

Red Eared Terrapin
(Trachemys scripta) Herts, 2006

Red Eared Terrapin
(Trachemys scripta) Brussels, 2011

American Bullfrog
(Lithobates cafesbeianus ) Belgium, 2011

American Bullfrog
(Lithobates cafesbeianus ) Belgium, 2011
 
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Mark Hows.

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