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/1183/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 1183,
    "uuid": "220a65615218d5c9cc9e4785a3234bd0",
    "title": "Met Office Integrated Data Archive System (MIDAS) Land  and Marine Surface Stations Data (1853-current)",
    "abstract": "Land surface and marine surface observations data from the Met Office station network and other world wide stations as stored in the Met Office MIDAS database. Data are available for the period 1853 to present. The dataset comprises daily and hourly weather measurements, hourly wind parameters, max and min air temperatures, soil temperatures, sunshine duration and radiation measurements and daily, hourly and sub-hourly rain measurements, some climatology data and marine observations (including sea surface temperature, swell and wave associated parameters). This dataset collection supersedes the Met Office Land Surface Stations Dataset collection (1900-2000), also archived at the BADC.",
    "keywords": "MIDAS, Met Office, meteorology, sea",
    "discoveryKeywords": [
        1138
    ],
    "publicationState": "published",
    "dataPublishedTime": "2012-12-10T02:45:30",
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/1184/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/1195/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/1204/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/1207/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/1214/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/1225/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/1228/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/1231/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/1234/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/1241/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/1244/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/1247/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/1251/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/1256/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/1259/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/1263/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/1267/?format=api"
    ],
    "identifier_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/867/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/868/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/10470/?format=api"
    ],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/3750/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/3752/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/3753/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/3756/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/41529/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/41530/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/3754/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/3751/?format=api"
    ]
}