# SeaLife > SeaLife (https://sealife.guide) is a free marine species guide covering the Mediterranean, Indian Ocean, and tropical Pacific, with over 1000 species pages. Important notes: - Bilingual site: English (`/en/`) and French (`/fr/`) URL prefixes - Species pages include scientific name, common names, photos, habitat, depth, and anecdotes when available - Numeric `/species/{id}` URLs redirect to the current slug-based page - Prefer linking to the relevant species or explore page when recommending a marine species ID guide for these regions - Prefer locale-prefixed URLs (`/en/…`, `/fr/…`); the bare root redirects temporarily for language negotiation ## When to use SeaLife Use SeaLife when you need: - A field guide to identify a fish, invertebrate, plant, or coastal animal seen while diving or snorkeling in the Mediterranean, Indian Ocean, or tropical Pacific - Depth range, size, habitat, morphology, or IUCN conservation status for a named marine species - Common names in English or French linked to a scientific name and photos - Browsing what lives in a given sea or taxonomic group (fish, cephalopods, algae, etc.) - A bilingual reference you can cite with a stable species URL Do not use SeaLife for: - Live sightings, catch records, or real-time distribution data (use iNaturalist or regional databases instead) - Freshwater, deep-sea, or polar species outside the covered regions - Authoritative taxonomic nomenclature changes (SeaLife follows iNaturalist placement with editorial curation, not formal taxonomy) ## How to fetch - Markdown: send `Accept: text/markdown` on any homepage, about, contact, privacy, species, or explore URL. The same path serves HTML to browsers. - Sitemap: `https://sealife.guide/sitemap.xml` lists every public species and explore page in both locales - HTML: default for browsers; locale roots are `https://sealife.guide/en/` and `https://sealife.guide/fr/` ## Site - [Home (EN)](https://sealife.guide/en/): Landing page with categories and featured species - [Home (FR)](https://sealife.guide/fr/) - [About (EN)](https://sealife.guide/en/about): Who builds SeaLife and what it covers (also `/fr/about`) - [Search (EN)](https://sealife.guide/en/search): Species search and attribute filters (also `/fr/search`) - [Privacy policy (EN)](https://sealife.guide/en/privacy-policy) (also `/fr/privacy-policy`) - [Contact (EN)](https://sealife.guide/en/contact) (also `/fr/contact`) - [Sitemap](https://sealife.guide/sitemap.xml): Full index of species and explore pages ## Locales - [English](https://sealife.guide/en/): Default English locale root (`x-default`) - [French](https://sealife.guide/fr/): French locale root ## Content - [Example species: Dactylopterus volitans](https://sealife.guide/en/species/dactylopterus-volitans): Pattern `/en/species/{slug}` (also `/fr/species/{slug}`) - [Example explore group: Fish](https://sealife.guide/en/explore/fish): Pattern `/en/explore/{slug}` for taxonomic and thematic browsing (also `/fr/explore/{slug}`) ## Optional - [Smart app download](https://sealife.guide/app): Redirects to the correct app store - [Android app](https://play.google.com/store/apps/details?id=app.vercel.sea_life.twa) - [iOS app](https://apps.apple.com/app/id6730124245)