Wildlife

Wild Great Crested Newt Population Ecology

Great crested newts have specific ecological needs throughout their annual cycle that must be understood for effective conservation and welfare management.

Key Facts

Great crested newts breed in ponds from March to June before moving to terrestrial habitat
They require both aquatic breeding habitat and terrestrial woodland and rough grassland for summer and winter
Refugia including log piles and stone heaps are used for shelter in terrestrial habitat
Ponds with fish are unsuitable as fish eat newt eggs and larvae
Metapopulation connectivity between pond networks is essential for genetic diversity

Welfare Considerations

Individual great crested newts require both aquatic and terrestrial habitat in close proximity - destruction of either component affects welfare and survival. Newts isolated in single ponds without terrestrial refugia face increased predation and thermal stress in summer. Conservation that creates pond networks with connected terrestrial habitat provides individual newts with the full range of habitat resources needed across their annual cycle.

What You Can Do

Create a wildlife pond without introducing fish to provide great crested newt habitat
Maintain log piles and rough grassland near ponds for terrestrial newt habitat
Support Wildlife Trust great crested newt conservation and translocation programmes