---
title: "Ocean bathymetry 3D | JavaScript maps SDK"
description: "Show a detailed 3D ocean bathymetry map."
---
> For AI agents: a documentation index is available at [/llms.txt](https://docs.maptiler.com/llms.txt). Markdown versions of all pages are available by appending .md to any URL.
# Ocean bathymetry 3D
Show a detailed 3D map of the ocean’s seafloor and its bathymetry.
Increase the authenticity of your web mapping applications and data by incorporating ocean relief into your maps. This will provide a greater sense of realism and depth to your visuals.
### NPM module setup
```bash
npm install --save @maptiler/sdk
```
#### main.js
```js
import { Map, config } from '@maptiler/sdk';
import '@maptiler/sdk/dist/maptiler-sdk.css';
config.apiKey = 'YOUR_MAPTILER_API_KEY_HERE';
const map = new Map({
container: 'map', // container id
style: 'ocean',
center: [126.419, 10.2021], // starting position [lng, lat]
zoom: 9.12, // starting zoom
pitch: 77,
bearing: -20,
maxPitch: 85,
});
map.on('load', function() {
map.addSource("bathymetry", {
type: 'raster-dem',
url: 'https://api.maptiler.com/tiles/ocean-rgb/tiles.json',
});
map.setTerrain({ source: 'bathymetry', exaggeration: 1.5 });
});
```
#### index.html
```html
Ocean bathymetry 3D | NPM example
```
#### style.css
```css
body {margin: 0; padding: 0;}
#map {position: absolute; top: 0; bottom: 0; width: 100%;}
```
### Basic JavaScript setup
```html
Add a map to a webpage
```
## Related examples
### [3D terrain map](https://docs.maptiler.com/sdk-js/examples/3d-map/)
Tutorials
Create and display 3D terrain maps on web pages.
### [Add elevation profile control](https://docs.maptiler.com/sdk-js/examples/elevation-profile-control-simple/)
Examples
Show elevation profiles for GeoJSON traces using MapTiler.
### [Add hillshading](https://docs.maptiler.com/sdk-js/examples/hillshade/)
Examples
Add raster hillshading effect to a MapTiler map.