Goby Fish in Lake Erie: Invasive Species and Its Ecological Impact on Ecosystems

The round goby (Neogobius melanostomus) is an invasive bottom-dwelling fish in Lake Erie. It originates from the Black and Caspian Seas. With a voracious appetite, it competes with and displaces native fish species, leading to ecological disruptions in the lake. Additionally, goby fish contribute to increased sediment disturbance. Their feeding habits destabilize the environment, leading … Read more

Freshwater Fish: What is Eaten a Lot and the Best Choices for Your Plate

Freshwater fish widely eaten include carp, bream, and panfish like crappie and bluegill. Trout, catfish, and bass are also popular for their flavor. Common cooking methods include frying, smoking, and drying. It’s important to consider healthy options and be aware of mercury levels and PFAS contamination in some freshwater species. When considering the best choices … Read more

Freshwater Fish vs Saltwater Fish: Key Differences, Characteristics, and Habitats

Freshwater fish live in habitats with low salt levels, about 0.5 parts per thousand. They use chloride cells in their gills to absorb and keep salt. Saltwater fish, on the other hand, thrive in high-salt environments. They need to excrete excess salt to survive. Knowing these differences helps in understanding aquatic biology. In contrast, saltwater … Read more

What Is a Fish’s Reproductive Organ Called? Explore Fish Anatomy and Reproduction

The reproductive organs of fish are called gonads. Most fish have paired gonads located internally near the stomach. Female fish have two ovaries for egg production, while male fish have two testes for sperm production. These organs are essential for the reproductive process in fish. The anatomy of fish includes various structures that support reproduction. … Read more