Project Seahorse
- An international and interdisciplinary marine conservation organization. Research, policy, and activities.
- http://seahorse.fisheries.ubc.ca/

Seahorse and Sea Dragon Central
- Annotated links to seahorses and sea dragons (Syngnathidae). Covers biology and conservation, but also poems, music, and art.
- http://www.isidore-of-seville.com/seahorse/

Weedy Seadragon
- Brief information about Phyllopteryx taeniolatus, which is closely related to the seahorse, in the Sydney area.
- http://www.abyss.com.au/dragon.html

Dragon Search
- Monitoring program that collects information about sightings of a unique southern Australian fish - the seadragon - to determine its distribution, habitat requirements, and research and management priorities.
- http://www.dragonsearch.asn.au/