In the fast-paced world of maritime logistics, having access to real-time data is crucial for optimizing operations, ensuring compliance, and enhancing decision-making. The Vessels API offers a comprehensive suite of RESTful endpoints that empower developers, startups, and enterprise teams with instant access to global maritime vessel tracking data powered by AIS. This blog post will delve into the capabilities of the Vessels API, focusing on the Cable Layer Tracking API, and demonstrate how it can transform your maritime operations.
Understanding the Need for Real-Time Maritime Data
Maritime logistics faces numerous challenges, including:
- Unpredictable delays due to weather, port congestion, or mechanical issues.
- Difficulty in tracking multiple vessels across vast oceanic expanses.
- Compliance with environmental regulations and emissions reporting.
- Need for accurate ETAs to optimize port operations and reduce costs.
Without a reliable source of real-time maritime data, businesses risk inefficiencies, increased operational costs, and potential regulatory penalties. The Vessels API addresses these challenges by providing a robust platform for accessing critical maritime information.
Key Features of the Vessels API
The Vessels API boasts 17 REST endpoints that cover a wide range of functionalities:
- Vessel Search: Quickly find vessels by name, IMO, or MMSI.
- Live Tracking: Access real-time vessel positions and historical data.
- Fleet Operations: Manage multiple vessels with batch requests.
- Port Intelligence: Gain insights into port congestion and expected arrivals.
- IMO CII Emissions Scoring: Monitor compliance with environmental regulations.
With a single API key and a consistent JSON response structure, developers can seamlessly integrate maritime data into their applications.
Exploring the Vessel Tracking Endpoints
1. Vessel Search
The GET /vessels/search endpoint allows users to find any vessel by name, IMO, or MMSI. This is particularly useful for logistics teams needing to identify specific vessels quickly.
Example Request:
curl -H "X-API-Key: YOUR_API_KEY" "https://vessels-api.com/api/V1/vessels/search?query=atlantic&flag=Panama"
Example Response:
{
"data": {
"vessels": [
{
"imo": "1234567",
"mmsi": "123456789",
"name": "Atlantic Voyager",
"flag": "Panama",
"vessel_type": "Cargo",
"gross_tonnage": 50000,
"deadweight_tonnage": 30000,
"year_built": 2010,
"length_m": 250,
"width_m": 40
}
],
"pagination": {
"current_page": 1,
"per_page": 10,
"total": 1,
"last_page": 1
}
}
}
This endpoint returns a list of vessels matching the search criteria, along with pagination details. Key fields include:
- imo: International Maritime Organization number, a unique identifier for the vessel.
- mmsi: Maritime Mobile Service Identity, used for AIS tracking.
- name: The vessel's name.
- flag: The country under which the vessel is registered.
- vessel_type: Type of vessel (e.g., cargo, tanker).
2. Live Vessel Tracking
The GET /vessels/track endpoint provides live position data, including up to 168 hours of position history, active routes, predicted ETAs, and weather conditions.
Example Request:
curl -H "X-API-Key: YOUR_API_KEY" "https://vessels-api.com/api/V1/vessels/track?mmsi=258785000&hours=48"
Example Response:
{
"data": {
"vessel": {
"imo": "1234567",
"mmsi": "258785000",
"name": "Atlantic Voyager"
},
"current_position": {
"latitude": 34.05,
"longitude": -118.25,
"speed_knots": 12,
"course_degrees": 90,
"heading_degrees": 90,
"navigational_status": "Underway",
"timestamp_utc": "2023-10-01T12:00:00Z",
"destination": "Los Angeles",
"eta": "2023-10-02T08:00:00Z"
},
"position_history": [...],
"route": {
"departure_port": "San Francisco",
"departure_time": "2023-10-01T10:00:00Z",
"destination_port": "Los Angeles",
"eta": "2023-10-02T08:00:00Z",
"distance_nm": 300,
"avg_speed_knots": 12
},
"last_port_visits": [...]
}
}
This endpoint is invaluable for fleet managers and logistics teams, providing real-time insights into vessel movements. Key fields include:
- current_position: Contains the vessel's current latitude, longitude, speed, course, and navigational status.
- route: Details about the vessel's current route, including departure and destination ports, ETA, and distance remaining.
3. Nearby Vessels
The GET /vessels/nearby endpoint allows users to find all vessels within a specified radius of a given latitude and longitude. This is particularly useful for port operators and logistics teams monitoring vessel traffic in specific areas.
Example Request:
curl -H "X-API-Key: YOUR_API_KEY" "https://vessels-api.com/api/V1/vessels/nearby?latitude=-34.60&longitude=-58.38&radius=30"
Example Response:
{
"data": {
"center": {
"latitude": -34.60,
"longitude": -58.38
},
"radius_nm": 30,
"total": 5,
"vessels": [
{
"imo": "1234567",
"mmsi": "258785000",
"name": "Atlantic Voyager",
"ship_type": "Cargo",
"position": {
"latitude": -34.60,
"longitude": -58.38,
"timestamp_utc": "2023-10-01T12:00:00Z"
},
"distance_nm": 5,
"speed_knots": 10,
"course_degrees": 180,
"navigational_status": "At Anchor"
}
]
}
}
This endpoint provides critical situational awareness for port operations. Key fields include:
- distance_nm: Distance from the specified point to the vessel.
- navigational_status: Current status of the vessel (e.g., at anchor, underway).
Fleet Operations Management
4. Batch Fleet Data
The POST /vessels/fleet endpoint allows users to retrieve batch positions, routes, and statistics for multiple vessels in a single request. This is particularly beneficial for fleet managers overseeing numerous vessels.
Example Request:
curl -X POST -H "X-API-Key: YOUR_API_KEY" -H "Content-Type: application/json" -d '{"vessels":[{"imo":"9122556"},{"mmsi":"309374000"}],"include_positions":true,"include_routes":true}' "https://vessels-api.com/api/V1/vessels/fleet"
Example Response:
{
"data": {
"fleet": {
"total_vessels": 2,
"vessels_at_sea": 1,
"vessels_in_port": 1
},
"vessels": [
{
"imo": "9122556",
"mmsi": "258785000",
"name": "Atlantic Voyager",
"position": {
"latitude": 34.05,
"longitude": -118.25
},
"route": {
"departure_port": "San Francisco",
"destination_port": "Los Angeles"
}
}
]
}
}
This endpoint streamlines fleet management by consolidating data into a single response. Key fields include:
- total_vessels: Total number of vessels in the fleet.
- vessels_at_sea: Number of vessels currently at sea.
- vessels_in_port: Number of vessels currently docked.
Port Intelligence
5. Port Congestion Data
The GET /ports/congestion endpoint provides real-time congestion snapshots and wait-time statistics for a specified port. This is essential for logistics teams planning arrivals and departures.
Example Request:
curl -H "X-API-Key: YOUR_API_KEY" "https://vessels-api.com/api/V1/ports/congestion?port_id=ARBUE&period=7d"
Example Response:
{
"data": {
"port_id": "ARBUE",
"port_name": "Port of Buenos Aires",
"period": "7d",
"snapshot": {
"vessels_in_anchorage": 5,
"vessels_at_berth": 10
},
"statistics": {
"avg_wait_time_hours_last_7d": 2,
"max_wait_time_hours_last_7d": 5,
"avg_berth_time_hours_last_7d": 3,
"port_calls_count": 50
}
}
}
This endpoint helps logistics teams anticipate delays and optimize scheduling. Key fields include:
- avg_wait_time_hours_last_7d: Average wait time for vessels over the past week.
- port_calls_count: Total number of port calls in the specified period.
Environmental Compliance and Reporting
6. IMO CII Emissions Scoring
The GET /vessels/green endpoint provides IMO CII emissions scoring for vessels, which is crucial for ESG reporting and regulatory compliance.
Example Request:
curl -H "X-API-Key: YOUR_API_KEY" "https://vessels-api.com/api/V1/vessels/green?mmsi=258785000&period=30d"
Example Response:
{
"data": {
"imo": "1234567",
"mmsi": "258785000",
"name": "Atlantic Voyager",
"period": "30d",
"distance_nm": 300,
"estimated_emissions": {
"co2_tons": 50,
"co2_per_nm": 0.17
},
"cii": {
"score": "B",
"rating": "Good",
"year": 2023,
"regulation_reference": "IMO MEPC.339(76)"
}
}
}
This endpoint is essential for companies aiming to meet environmental standards and improve sustainability practices. Key fields include:
- estimated_emissions: Contains CO2 emissions data for the specified period.
- cii: The CII score and rating, indicating the vessel's environmental performance.
Conclusion
The Vessels API is a powerful tool for developers and maritime professionals seeking to leverage real-time data for improved operational efficiency, compliance, and decision-making. With its extensive range of endpoints, the API provides critical insights into vessel tracking, fleet management, port operations, and environmental compliance.
Whether you are a logistics startup, a fleet manager, or part of an ESG compliance team, the Vessels API can help you navigate the complexities of maritime operations with ease. Try Vessels API for free and discover how it can transform your maritime data strategy.
Ready to get started? Get started with Vessels API today and unlock the potential of real-time maritime data!




