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/55708/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "ob_id": 55708,
    "names": [],
    "terms": [
        {
            "ob_id": 78,
            "label": "units",
            "value": "1",
            "vocabulary": ""
        },
        {
            "ob_id": 17077,
            "label": "long_name",
            "value": "Flag for Sample flow rate through PCASP2 (SPP200) channels 1 to 30 included",
            "vocabulary": ""
        },
        {
            "ob_id": 17078,
            "label": "var_id",
            "value": "PCAS2_FL_FLAG",
            "vocabulary": ""
        }
    ]
}