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/30753/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 30753,
    "uuid": "11d56b36231e44c38cf9f2f4ba596388",
    "title": "WCRP CMIP6: the HAMMOZ-Consortium team MPI-ESM-1-2-HAM model output collection",
    "abstract": "The the HAMMOZ-Consortium team team consisted of the following agencies: Swiss Federal Institute of Technology Zurich (ETH-Zurich), Max Planck Institute for Meteorology (MPI-M), Forschungszentrum Jülich, University of Oxford, Finnish Meteorological Institute (FMI), Leibniz Institute for Tropospheric Research (IfT) and Center for Climate Systems Modeling (C2SM) at ETH Zurich.World Climate Research Programme (WCRP) Coupled Model Intercomparison Project Phase 6 (CMIP6): Collection of simulations from the the HAMMOZ-Consortium team MPI-ESM-1-2-HAM model.\n\nThe official CMIP6 Citation, and its associated DOI, is provided as an online resource linked to this record.",
    "keywords": "CMIP6, WCRP, climate change, HAMMOZ-Consortium, MPI-ESM-1-2-HAM",
    "discoveryKeywords": [
        1138
    ],
    "publicationState": "published",
    "dataPublishedTime": null,
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/30751/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/30755/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/31394/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/33476/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/33831/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/33834/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/33837/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/34365/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/34368/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/38344/?format=api"
    ],
    "identifier_set": [],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133704/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133712/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133719/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133726/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133727/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133728/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133729/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133730/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133713/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133720/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133705/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133706/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133721/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133714/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133722/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133707/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133715/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133723/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133716/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133708/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133724/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133717/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133709/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133718/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133710/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133725/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/133711/?format=api"
    ]
}