If a fish does not possess the bloodline to develop into a large specimen, it simply will not despite the keepers diligence. The goal is of course for every fish to reach that size limitation. Most koi will reach an adult size of at least 20 inches if cared for properly
The City of New York, often called New York City or simply New York, is the most populous city in the United States. With an estimated 2015 population of 8,550,405 distributed over a land area of about 302.6 square miles (784 km2), New York City is also the most densely populated major city in the United States.
Its population density for 2016 is estimated at 27,806.8 people per square mile or 10,742.1 people per square kilometer, which is the densest city in the country. The population of New York City Metropolitan Area for 2016 is estimated at 19,999,127, which is one of the most populous metropolitan areas in the world. Since the 2010 Census, the metropolitan area population is estimated to have grown by about 431,717 or by an average annual growth rate of 0.55%.