Get recent observations of a specific bird species near a location
AI agents call ebird_get_nearby_observations_for_species to retrieve information from eBird MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves historical bird observation records near a specified location for a given species. It has no side effects: it does not create, modify, delete, or execute any operations. The data returned is read-only public information from the eBird database.
From the tool's definition Tool name contains 'get' and description states 'Get recent observations' — a pure data retrieval operation with no modification, deletion, or execution capability. The tool queries existing bird observation data from eBird.
Documented attack patterns abuse exactly the kind of access ebird_get_nearby_observations_for_species gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and eBird MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for ebird_get_nearby_observations_for_species:
{
"version": "1",
"default": "deny",
"tools": {
"ebird_get_nearby_observations_for_species": {}
}
} ebird_get_nearby_observations_for_species is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
Free to start. No card required.
Get recent observations of a specific bird species near a location. It is categorised as a Read tool in the eBird MCP Server MCP Server, which means it retrieves data without modifying state.
Register the eBird MCP Server MCP server in PolicyLayer and add a rule for ebird_get_nearby_observations_for_species: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches eBird MCP Server. Nothing to install.
ebird_get_nearby_observations_for_species is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the ebird_get_nearby_observations_for_species rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for ebird_get_nearby_observations_for_species. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
ebird_get_nearby_observations_for_species is provided by the eBird MCP Server MCP server (moonbirdai/ebird-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from eBird MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
Free to start. No card required.
10 eBird MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.