El Niño Brings Rare Tropical Fish to U.S. West Coast

• Juvenile razor surgeonfish from Mexico are appearing off southern California.
• Researchers attribute the presence of these fish to warm El Niño waters.
• Other rare tropical fish are also being recorded in the area for the first time.
• This phenomenon is linked to the El Niño weather pattern.
• The sightings are a notable occurrence in the U.S. West Coast waters.