El Niño expected to increase great white shark sightings in Southern California

Source:Yale Environment 360

02 — Who / Subject

Shark Lab at Cal State University, Long Beach

03 — Where / Locus

Southern California, USA

04 — When / Temporality

May 18, 2026

Verified: May 18, 2026

05 — Why / Core Summary

"Southern California has seen a spike in great white shark sightings due to unseasonably warm weather. Experts anticipate a strong El Niño will lead to a 'sharky summer'. Increased sightings are attributed to warming waters and improved conservation efforts."

Conflict Analysis

While localized, this report illustrates the ecological impacts of climate-driven weather patterns on marine life.

Recommended Background Resource

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The Shark Handbook: The Essential Guide for Understanding the Sharks of the World

Author: Greg Skomal

This book provides a comprehensive scientific overview of shark behavior, ecology, and their interaction with changing ocean environments, which is essential for understanding why rising water temperatures due to El Niño influence their migration patterns.

Explore Background Book (Amazon)

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