No interactions present.
It is the native rigid hornwort (ceratophyllum demersum). In high nutrient water bodies and can show invasive characteristics.
There is also no such species as Elodea cripsa. It is a mis sold species in shops whihc is really Laragarosiphon major which this picture is not of.
Lat/Lng: 52.6183, 1.2383
OS grid ref: TG193072