- Bio Netbook
- A searchable database based on resource type, organisms, and biological domain. Maintained by Institut Pasteur. - Agriculture Network Information Center - A reference service providing links to plant science websites.
- Genamics - Resources for biology, including searchable software, journal, and genome databases.
- BioScience Links - Offers links to various biology related internet resources. Includes options to add an URL and rate submitted URLs.
- Natural History Museums & Collections - Collection of botanical gardens, arboretums, herbaria, zoos, and aquarium links from the University of Washington.
- bioXplorer - Resource providing the latest biological and medical news, biological databases, books and journals.
- National Biological Information Infrastructure - Electronic gateway to biological data and information maintained by federal, state, and local government agencies, and private sector organizations.
- BIOME - A collection of gateways which provide access to evaluated, quality Internet resources in the health and life sciences, aimed at students, researchers, academics and practitioners, co-ordinated by the University of Nottingham Greenfield Medical Library.
- Faculty of 1000 - Database of published papers in biology, based on peer review.
- Bioexplorer.net - Features 20 sub categories of biological sciences sites. Includes options to add sites, and view the most popular.
- Marbletown Research - Provides a wide range of resources for plant biology research and journals.
- TheLabRat.com - A site designed for the life scientist (aka The Lab Rat). Sections dedicated to career, news, message boards, chat room, and protocols and reagents.
- The Life Science Directory - Free resource the aim of which is to create the largest free international life science directory online.
- Bio Links - Biozone's Bio Links contains over five hundred links covering such topics as biology, biotechnology, diseases, evolution, and microbiology.
- Reactome - Curated knowledgebase of biological pathways in humans.
- Biosciences Virtual Library Index - A catalog of bioscience links from Harvard University.
- Biopartnering.com - Database of European and North American company and personal profiles in the biosciences area, allowing a proactive user to prepare for private meetings with potential partners before attending a conference. Includes example profiles and membership application.
- Biologist's Assistant - Range of biology sites categorised into biochemistry, bioinformatics, ecology, and evolution groups.
- System Bioscience and Engineering - Provides a global informatic network for science and the philosophy of biosystems. Created by the Associates for Biosystem Science and Engineering (WABSE).
- Avout.com - Biology - Links to biological net resources indexed by discipline and educational level.
- BioTech Science Resources - Directory of molecular biology, biochemistry, microbiology, medicine, ecology, and evolution. Maintained by BioTech FYI Center.
- BiologyBrowser - Gateway for organisms, topics, and geographical information. Includes search function, recent news, and contact details.
- Biosites - BioSites.org is a provider of free information on companies, people and biology related web sites.
- BioResearch - Gateway for information on biological and biomedical sciences. Includes search function and survey.
- Labome - Lists biomedical reagents and instruments from both commercial and non-commercial providers, and laboratory services from academic core laboratories, non-profit institutions and biotech companies.
- Bio.sk Directory - A directory of biological related subjects. Includes search function and submission link.
- Science in a Nutshell - Directory covering bio tools, grants, conferences, biopharma, biotech and climate change.