Common Lizard (Zootoca vivipara)

Key Details

Taxonomic Groups: Vertebrate > reptile > Reptile
Red List Status: Least Concern (Not Relevant) [LC(nr)]
D5 Status: Included in the baseline Red List Index for England (Wilkins, Wilson & Brown, 2022)
Section 41 Status: (not listed)
Taxa Included Synonym: (none)
UKSI Recommended Name: Zootoca vivipara
UKSI Recommended Authority: (Jacquin, 1787)
UKSI Recommended Qualifier: (none specified)
Red List Citation: Foster et al., 2021
Notes on taxonomy/listing: (none)

Criteria

Question 1: Does species need conservation or recovery in England?
Response: Yes
Justification: Common lizard populations have become fragmented leading to small, isolated populations. The species requires recovery action as it has reduced conservation status.
Question 2: Does recovery/ conservation depend on species-specific actions?
Response: Yes
Justification: To a great extent, recovery will be aided by generic actions, but some species-specific action is also needed to ensure the particular needs of the species are considered, and so that action is properly advised on, co-ordinated and evaluated.
Question 3: At a landscape scale, would the species benefit from untargeted habitat management to increase habitat mosaics, structural diversity, or particular successional stages?
Response: Yes
Justification: This species would likely benefit substantially from efforts to increase habitat diversity. The scale of benefits would depend on precisely what work was done, and the main risk would be in increasing the level of dense scrub or tree cover. It is important to create corridors to link existing and restored habitats, particularly with associations to wet areas, which are necessary for successful breeding.

Species Assessment

Current step on the Species Recovery Curve (SRC): 5. Remedial action identified
Recovery potential/expectation: Medium-high
National Monitoring Resource: Combination - insufficient
Species Comments: Further development of and investment in national monitoring is required. The National Reptile Survey (NRS, part of the National Amphibian and Reptile Monitoring Programme) started recently and will generate useful data with further uptake.

Key Actions

Key Action 1

Proposed Action: The species has low dispersal ability, so habitat creation and management are required to create and maintain corridors linking small populations for demographic and genetic viability. Explore solutions for the management and creation of habitat, to relieve key threats including fragmentation, excessive shading (created by tree planting and/or lack of management), and conflicts in management objectives for co-occurring species.

Action targets: 6. Recovery solutions trialled

Action type: Scientific research

Duration: 6-10 years

Scale of Implementation: ≤ 10 sites

High priority sites: This species may be in general decline throughout much of the UK distribution. It is important to identify colonies at risk, possibly through desiccation and to connect these to other sites. This would help to ensure colonies are more robust with the predicted effects of climate change.

Comments: This research would involve experimental habitat management, trialling solutions for a number of threats to common lizards. Issues to address include excess shading, cat predation and site management conflicts. The action will also consider the likely impacts of a changing climate and the implications for management. This action could potentially be brigaded with the similar action for slow-worm, grass snake and adder, as there is an overlap in some issues.

Key Action 2

Proposed Action: Identify, and consider the potential to designate, sites as SSSIs with widespread reptiles as an interest feature (reptile assemblage).

Action targets: 7. Best approach adopted at appropriate scales

Action type: Site protection

Duration: >10 years

Scale of Implementation: National

High priority sites:

Comments: Identification of ≤ 20 SSSIs. Identification of around 10 sites per county or equivalent area for non-statutory designation (most likely Local Wildlife Sites). This is proposed as a 'brigaded action' for the four widespread reptile species, where many of the sites would be designated for several of these species. For widespread reptiles (excluding adders) designation on SSSIs can only be notified as part of a reptile assemblage feature. The revised (Bernhard et al., 2022) SSSI guidance for amphibians and reptiles provides better guidance for boundary setting, which will facilitate designation of larger SSSIs than previously. Aside from its inherent benefits now, this action would help future-proof the protected site series for reptiles in the face of a changing climate.

Key Action 3

Proposed Action: Different activities and habitat types pose specific opportunities and threats for the species, and practical guidance will help to maximise conservation benefit and to minimise negative impacts. Develop guidance and training courses for specific themes of significance to the conservation of this species, including: management of agricultural land ; management of especially favourable habitats such as linear features like road verges, and improving connectivity with the wider countryside; forestry; re-wilding; protected sites; development impacts; disturbance impacts; wildfire prevention and response.

Action targets: 7. Best approach adopted at appropriate scales

Action type: Education/awareness raising

Duration: 3-5 years

Scale of Implementation: Not applicable

High priority sites:

Comments: Brigaded action across four widespread reptile species (slow-worm, common lizard, grass snake and adder). This action would include simple guidance leaflets, detailed guidance (including a web-based resource), road shows, videos, and training courses. To be developed over a period of three years. Over a longer period of time these resources would be updated to take account of new research and practice (including from work proposed in Action 1), and also as pressures and potential conservation measures change. Brigaded action as many of the issues will be similar across the four widespread reptile species; however, species-specific guidance will be required and incorporated as relevant.

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Acknowledgment:
Data used on this website are adapted from Threatened species recovery actions 2025 baseline (JP065): Technical report and spreadsheet user guide (Natural England, 2025). Available here.