Get a list of Collections objects. Collections have a 1:1 mapping with Observations.

### Available end points:

- `/observationcollections/` - Will list all Collections in the database
- `/observationcollections.json` - Will return all Collections in json format
- `/observationcollections/<object_id>/` - Returns Collections object with that id

### Available Methods:

- `GET`
- `HEAD`

### Available filters:

- `uuid`
- `title`
- `keywords`
- `discoveryKeywords`
- `publicationState`

### How to use filters:

- `/observationcollections/?uuid=ab4ca8d019d148f78afba1cd20872bdd`

- `/observationcollections.json?publicationState=citable`

GET /api/v2/observationcollections/4336/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 4336,
    "uuid": "15f063840e74bb8c3bb60be7db1c44fd",
    "title": "RAPID-RAPIT: Meteorology, Climatology and Ocean model outputs",
    "abstract": "RAPIT was looking at the problem of estimating the risk of the collapse of the overturning circulation. Using modern statistical methods for the analysis of complex numerical models, large ensembles of two Atmosphere Ocean General Circulation Models (HADCM3 and CHIME) were analysed.\r\n\r\nThis dataset collection contains meteorology, climatology and ocean outputs from ensemble runs xfel, xfgb, xfha and xgym.\r\n\r\nStudies of large excursions of the strength of the overturning in existing control runs were used to guide the choice of metrics and diagnostics.\r\n\r\n",
    "keywords": "RAPID, Climate change, Atlantic Meridional Overturning Circulation (MOC)",
    "discoveryKeywords": [
        1138,
        1142
    ],
    "publicationState": "published",
    "dataPublishedTime": "2011-01-18T14:18:01",
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/4337/?format=api"
    ],
    "identifier_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2908/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/2907/?format=api"
    ],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/20592/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/20594/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/20595/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/20596/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/20600/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/41270/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/41275/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/20593/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/72387/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/41273/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/41271/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/41274/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/41272/?format=api"
    ]
}