Transportation expenses for activities including trash pickup

Purchases of cleaning equipment (not provided by the city)

Tank fees for underwater cleaning
Outsourcing costs (e.g., professional divers for underwater cleaning)

Cost of graffiti removal and materials

Cost of equipment (ink, tools, etc.)

Food and beverages for meetings

Communication expenses (phone, internet)

Office rental expenses (including utilities)

Travel expenses for surveys, business trips, and expeditions

Lunch and transportation for volunteer staff
Personnel expenses for the administrative office

Other expenses related to activities, etc.