Get a list of Phenomenon objects. Phenomena have many to many mapping with Observations.

### Available end points:

- `/phenomena/` - Will list all phenomena in the database
- `/phenomena.json` - Will return all phenomena in json format
- `/phenomena/<object_id>/` - Returns phenomena object with that id

### Available Methods:

- `GET`
- `HEAD`

### Available filters:

- `names`
- `terms`


### How to use filters:

`/phenomena/?names__name__contains=sea`

`/phenomena.json?terms__vocabulary=cf_standard_names`

GET /api/v2/phenomona/23299/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 23299,
    "names": [
        {
            "ob_id": 17579,
            "name": "Number of pixel gridboxes used to compute the monthly mean effective SO2 Column Amount"
        }
    ],
    "terms": [
        {
            "ob_id": 78,
            "label": "units",
            "value": "1",
            "vocabulary": ""
        },
        {
            "ob_id": 25069,
            "label": "long_name",
            "value": "Number of pixel gridboxes used to compute the monthly mean effective SO2 Column Amount",
            "vocabulary": ""
        },
        {
            "ob_id": 25070,
            "label": "var_id",
            "value": "npix",
            "vocabulary": ""
        }
    ]
}