Northern Ireland Branch of Butterfly Conservation
- Dedicated to the conservation of butterflies and moths. Includes events, newsletters, photos, species listing, and membership details.
- http://www.bcni.org.uk/

Bat Conservation Ireland
- Includes details of bat biology and species.
- http://www.batconservationireland.org/

Northern Ireland Bat Group
- Includes bat facts and trivia, events and membership information.
- http://www.bats-ni.org.uk/

Forest Service
- Includes details of forests managed, as well as services, publications and events.
- http://www.forestserviceni.gov.uk/

BBC Northern Ireland: Living World
- Information about animals and habitats, from the makers of the TV series Our Living World. Includes facts and images for hundreds of species, plus programme details, features, events and contact details.
- http://www.bbc.co.uk/northernireland/livingworld/

Bat Detective
- Describes Irish bat species and provides details of habitat, diet and ecology.
- http://www.batdetective.com/

HabitasOnline
- Website of the Ulster Museum Sciences Division. Features resources on the province's botany, zoology and geology. Topics covered include ground beetles, butterflies and moths, dragonflies, marine life, wild and garden flora, and rocks and fossils. Also ho
- http://www.habitas.org.uk/

Ulster Wildlife Trust
- Provides information about habitats, species, reserves, and projects being undertaken. Current news, events and contact detail are also given.
- http://www.ulsterwildlifetrust.org/

Northern Ireland Fungus Group
- Features an atlas of fungi in the province, recording tips, information about various species and foray dates.
- http://www.nifg.org.uk/

Irish Moths and Butterflies
- Includes a checklist for the Province, information on larval food plants and a guide to making a moth trap.
- http://www.irishmoths.fsnet.co.uk/