What does an aquatic ecologist do?

The most profitable types of freight to haul typically depend on the specific market demands and the equipment required. Refrigerated loads, commonly known as reefers, tend to generate higher income because they require specialized refrigerated trucks and careful handling to maintain perishable goods, which adds to the complexity and cost. Flatbed loads also often pay more due to their size, weight, and the need for specialized equipment like tarps, straps, and cranes for loading and unloading heavy or oversized items. These factors increase operational costs but also allow carriers to charge higher rates, making these freight types more lucrative for truck drivers and carriers willing to handle such specialized cargo.