The Eugene F. Moran case in 1908 revolved around a dispute over damages caused by the collision of two vessels, The Eugene F. Moran and The H.S. Pickands, on Lake Erie near Cleveland Harbor's entrance. Both parties claimed that the other was at fault for not following navigational rules properly, leading to the accident. The Supreme Court ruled that both vessels were equally responsible for the collision as they failed to comply with statutory regulations regarding their course and speed under foggy conditions which led to decreased visibility. Therefore, each party had to bear an equal share of total damage costs incurred due to this incident. This ruling emphasized adherence to maritime laws and navigation rules even under adverse weather conditions while also highlighting shared responsibility when such norms are violated resulting in accidents or collisions.

In the dissenting opinion for The Eugene F. Moran case, Justice Holmes disagreed with the majority's decision to hold a tugboat liable for damages caused by its tow in an accident on navigable waters. He argued that liability should not be automatically assigned based solely on ownership or control of the vessel at fault; instead, it should depend on whether negligence could be proven. In this particular case, he believed there was insufficient evidence to demonstrate that the tugboat operator had acted negligently and therefore found it unjust to impose liability upon them. This perspective emphasizes a more nuanced understanding of maritime law where responsibility is determined by actions rather than mere association with an incident.