TIL that Seahorses live in the Hudson River. Seahorses are found in temperate and tropical waters all over the world, including the Hudson River, which is home to the Lined Seahorse. hudsonriverpark.org Submitted by AxisOfSmeagol t3_z30c81 on November 23, 2022 at 8:57 PM in todayilearned 27 comments 1,234