Read-only fish stocking, waters and conditions data for US lakes from Cast the Water
Connect Remote server
claude mcp add --transport http cast-the-water https://castthewater.com/mcp
{
"mcpServers": {
"cast-the-water": {
"url": "https://castthewater.com/mcp"
}
}
}
{
"servers": {
"cast-the-water": {
"type": "http",
"url": "https://castthewater.com/mcp"
}
}
}
Settings > Connectors > Add custom connector
URL: https://castthewater.com/mcp
Tools 11 found in our last check
search_watersSearch public waters by name. Optional two-letter state. Only states open for indexing are returned, each with its castthewater.com page URL. At most 25 hits.
get_recent_stockingsRecent stocking events in one open state. Optional county and species. since_days defaults to 14 and must be from 1 to 90. Estimated dates keep the around wording and are not exact days. At most 25 events.
get_waterOne public water by id or slug: stocking history, species, and depth or water level when we have them, plus its castthewater.com page URL. A closed state is not available.
search_waterbodiesSearch water bodies by name (or nearest town name). Optional state filter. Only states open for indexing are returned. Prefer this over county browse.
search_placesSearch US census places (cities/towns) by name in states open for indexing. Use the lat/lon of a hit with find_nearby.
find_nearbyFind water bodies near a lat/lon in states open for indexing. At most 25 hits from a bbox query. Filters: radius, species, min acres, stocked-only, recent stocking window, optional amenity feature flag.
get_waterbodyFull water body detail for a state open for indexing: identity, size/shoreline, structured nearest_town + nearest_town_label, stocking, natural species, surveys, editorial content (incl. gauge_relationship / gauge_notes), gallery, regs link, gauge. Pass id or seo_path (state/cou…
get_stocking_historyStocking events for a water body in a state open for indexing. Year-only dates are 'sometime in YYYY' with estimated true. An around date stays an estimate.
get_speciesLikely natural species (USGS GAP HUC8) and survey abundance rows for a water body in a state open for indexing. A closed state is not available.
get_conditionsConditions for a water in a state open for indexing. Reads the existing forecast and USGS cache only: a miss is unavailable, with the canonical page URL. No live fetch.
get_nearby_waterbodiesNearby water bodies in states open for indexing, for internal linking / trip planning. A closed state is not available.
Details
| Endpoint | https://castthewater.com/mcp (Streamable HTTP) |
| First published | 12 Nov 2026 |
| Last updated | 12 Nov 2026 |
| Registry name | com.castthewater/cast-the-water |
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