PHOTOS: The precarious life of fisherfolk

In the bustling heart of the southern Indian city of Chennai is a market that never sleeps, where residents from the poorest neighborhoods wage a battle of survival with the sea.

<img src='https://npr.brightspotcdn.com/dims3/default/strip/false/crop/7008x4672+0+0/resize/7008x4672!/?url=http%3A%2F%2Fnpr-brightspot.s3.amazonaws.com%2Fd0%2Fe5%2Fa77316e045bf85a175c6a671f00e%2Ffisherfolk-4.jpg' alt='Pavadairayan, 60, a migrant laborer known as a "basket man," carries fish in a basket on his head from boats to the auction house at Kasimedu Fishing Harbour in Chennai, India.'/><p>In the bustling heart of the southern Indian city of Chennai is a market that never sleeps, where residents from the poorest neighborhoods wage a battle of survival with the sea.</p><img src='https://media.npr.org/include/images/tracking/npr-rss-pixel.png?story=g-s1-143447' />