Low oxygen levels in the water, known as hypoxia, can cause fish to behave strangely. When oxygen levels drop, fish struggle ...

Hypoxia in nearby waters can result in fish kills, or the sudden death of a large number of fish in a specific area. Fish kills are more common during the spring and early summer, but Ballard said ...

Residents and tourists have reported unusual sightings of octopuses, fish, and even sharks washed ashore along beaches in Swakopmund.