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/27480/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 27480,
    "uuid": "0e99091596b34b3b846c40134937fe91",
    "title": "Global predicted sea-surface iodide concentrations",
    "abstract": "This dataset collection contains global spatially predicted sea-surface iodide concentrations at a monthly resolution for the year 1970. It was developed as part of the NERC project Iodide in the ocean:distribution and impact on iodine flux and ozone loss (NE/N009983/1), which aimed to quantify the dominant controls on the sea surface iodide distribution and improve parameterisation of the sea-to-air iodine flux and of ozone deposition.\r\n\r\nAs new observations are made, this global data product will be continually added to and updated through a \"living data\" model. The datasets follows semantic versioning (https://semver.org/) and holds different versions of this. Please refer to the paper referenced for the current version number and information on this (see related documentation).",
    "keywords": "NE/N009983/1, Iodide, sea-surface, ozone deposition, iodine emission, Ocean, Model, NERC",
    "discoveryKeywords": [
        1138
    ],
    "publicationState": "published",
    "dataPublishedTime": null,
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/27020/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/27478/?format=api"
    ],
    "identifier_set": [],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/114883/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/114889/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/114885/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/114886/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/114887/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/114888/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/114890/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/114884/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/168884/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/114891/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/114892/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/114893/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/114894/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/114895/?format=api"
    ]
}