According to BDLMR data, in 2018, there were around 22 live standings recorded but by 2025 that number had more than doubled to 46.
In 2023 and 2024, the number of strandings of cetaceans (whales, dolphins and porpoises) peaked in the 60s for both years.
The figures represent incidents, some involving multiple animals.
Jarvis said: “Cornwall for example, is a very busy area with the volume of call-outs, but we also have other areas of the country where maybe we don’t get many call-outs, but we also have very, very few volunteers.
“So when something does happen in that area, it’s still important for us to have enough local resource with volunteers and equipment to respond.”