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/5341/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 5341,
    "uuid": "89918483cf448c555e693cbfaa860889",
    "title": "Shoeburyness Field Trial: radial velocity and meteorology measurements used for investigating meteorological effects on the sound propagation from a helicopter operating near a land sea interface",
    "abstract": "The project was a QinetiQ applied research programme 3G23, funded by Ministry of Defence (MOD). The project duration was from April 2004 to March 2007. Field experiment in May 2006 was to investigate noise modelling of helicopters with regard to long range sound propagation. The trial sought to understand more fully the meteorological effects on sound propagation over a land sea interface.\r\n\r\nThis dataset collection contains profiles of the radial velocity at points along the aircraft flight path and standard meteorological measurements from an automatic weather station.\r\n\r\nThe Universities Facility for Atmospheric Measurement (UFAM) Doppler lidar system and automatic weather station were operated by the University of Salford.",
    "keywords": "Meteorology, land, sea, noise modelling",
    "discoveryKeywords": [
        1138
    ],
    "publicationState": "published",
    "dataPublishedTime": "2006-02-16T20:49:52",
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/5342/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/5346/?format=api"
    ],
    "identifier_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/3479/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/3480/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/10481/?format=api"
    ],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/23508/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/42826/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/23509/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/23510/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/23511/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/23507/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/42831/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/23516/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/46810/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/42830/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/42828/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/42827/?format=api"
    ]
}