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/872/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 872,
    "uuid": "81693aad69409100b1b9a247b9ae75d5",
    "title": "Continuous Cape Verde Atmospheric Observatory Observations",
    "abstract": "Data from observations made at the Cape Verde Atmospheric Observatory (CVAO) which exists to advance understanding of climatically significant interactions between the atmosphere and ocean and to provide a regional focal point and long-term data.\r\n\r\nThe observatory is based on Calhau Island of São Vicente Cape Verde at 16.848N, 24.871W, in the tropical Eastern North Atlantic Ocean, a region which is data poor but plays a key role in atmosphere-ocean interactions of climate-related and biogeochemical parameters including greenhouse gases. It is an open-ocean site that is representative of a region likely to be sensitive to future climate change, and is minimally influenced by local effects and intermittent continental pollution.\r\n\r\nThe dataset collection contains mixing ratio measurements of Ozone, CO, ethane, propane, iso-butane, acetylene, iso-pentane, and halocarbons. Meteorological measurements (wind speed, wind direction, atmospheric pressure, air temperature, relative humidity, solar radiation, rainfall) and aerosol concentrations are also contained in the data set. \r\n\r\nThe Cape Verde Observatory was previously used during the SOLAS (Surface Ocean / Lower Atmosphere Study) project, from which the present day continuous observations have evolved. As such the earlier SOLAS measurements are also included within this collection. Additionally, back trajectory plots for the site are also within this collection.",
    "keywords": "Atmospheric composition, atmospheric chemistry, long-term observations, AMF, NCAS",
    "discoveryKeywords": [
        1138,
        1142
    ],
    "publicationState": "published",
    "dataPublishedTime": "2010-09-13T14:31:31",
    "doiPublishedTime": null,
    "member": [
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/889/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/893/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/897/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/903/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/5008/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/5076/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/5094/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/13934/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/13937/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/13946/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/13949/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/13953/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/13959/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/13962/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/13965/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/32023/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/33319/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/37049/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/37311/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/observations/37313/?format=api"
    ],
    "identifier_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/598/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/599/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/identifiers/10279/?format=api"
    ],
    "responsiblepartyinfo_set": [
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/2845/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/2844/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/2847/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/2848/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/2849/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/2850/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/46757/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/2846/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/2856/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/2851/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/2858/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/2855/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/2852/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/2853/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/2854/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/2857/?format=api",
        "https://api.catalogue.ceda.ac.uk/api/v2/rpis/2859/?format=api"
    ]
}