The Philippines according to the scientific data recorded by the Philippine Marine Mammal Network is home to 26 species of whales and dolphins. Sorsogon stands out as a province in the conduct of the study since it is home to the famous whale shark locally known as Butanding (Rhincodon typus) and is now considered one of the best ecotourism attractions globally.
Si Espiritu ay una nang sumailalim sa ganitong pagsasanay noong October 2010 lalo na sa stranded marine mammal medical emergency response kung saan bahagi na siya ngayon ng Philippine Marine Mammal Stranding Network na siyang nagbibigay ng agarang tugon sa ganitong mga pangangailangan.