On September 8, 2019, an underground parking garage flooded after heavy rains, and fish were seen swimming in the standing water. Such sightings attracted attention because they illustrate how urban flooding can connect built infrastructure to nearby natural waterways or stormwater systems, allowing aquatic life to move into unexpected places. Flooded subterranean spaces can become temporary habitats when they are inundated. Fish may enter garages through storm drains, broken conduits, culverts, or direct overflow from streams and rivers. In many cities, stormwater systems are linked to surface water bodies; during high water events, pressure differences and overtopping can push fish and other organisms into drainage networks and into structures that are not normally accessible to wildlife. Instances of fish turning up in basements, parking garages, and subway tunnels have been reported in multiple locations during significant storms. These occurrences are usually short-lived: as floodwaters recede, fish either return to connected waterways or perish if trapped in isolated pools lacking sufficient oxygen and habitat. The specific species involved in any particular incident depend on the local aquatic fauna and the route by which they entered the structure. Such events underscore several broader points about urban infrastructure and extreme weather. First, they highlight how closely linked urban stormwater systems and natural waterways are, despite human efforts to separate them. Second, they reveal vulnerabilities in underground structures to flooding, which can carry debris, pollutants, and wildlife into spaces designed for vehicles and people. Third, these episodes can serve as visible reminders of the scale and impact of heavy rainfall events intensified by seasonal weather patterns and, in some regions, longer-term climatic shifts. Addressing these issues typically involves a combination of short-term responses and longer-term planning. Immediate responses after a flood can include pumping out standing water, assessing structural and electrical damage, and ensuring that trapped wildlife are handled safely and in accordance with local regulations—often by contacting municipal animal control or environmental agencies. For longer-term resilience, cities may invest in improved stormwater management (such as detention basins, upgraded drainage capacity, and green infrastructure), floodproofing of critical underground facilities, and regular inspection and maintenance of storm drains and culverts to reduce unintended connections. Reports of fish in urban floodwaters are often covered in local media and social media because they are visually striking and easy to document. While such images can seem whimsical, they also draw attention to practical safety concerns: floodwaters can be contaminated, contain sharp debris, or hide structural hazards. Authorities typically advise the public to avoid entering floodwater and to report hazards to local emergency services. This September 8, 2019 incident fits into a wider pattern of urban flooding events that intermittently expose the interaction between engineered and natural systems. While attention-grabbing, the presence of fish in a flooded garage is best understood as a symptom of hydrologic connectivity during extreme weather rather than an isolated anomaly. The exact details—such as the species involved, the precise entry route, and the outcome for the fish—depend on local conditions and are not universally documented for every report of this kind.