Which highly resilient fish species became dominant in the Salton Sea after marine species died out?
Chapter 1

An accidental birth in the desert

Chapter 2

The glamorous desert playground

Chapter 3

The unfolding ecological crisis

Chapter 4

The toxic dust and public health

Chapter 5

The rise of Lithium Valley and clean energy

YOUR GOAL

Master of The Salton Sea

Ch 3 · The unfolding ecological crisis
marcus
Salton Sea-Saw
BETA

marcus Balance water and salt levels to discover why California's accidental sea is vanishing.

Jul 16

marcus

marcus Salton Sea Ecological Crisis

Salton Sea, shores exposed, Toxic dust now blows. Breathing gets harder, everyone knows.

Jul 16

marcus

marcus The rise of tilapia dominance

Jul 16

marcus
The rise of tilapia dominance

marcus As ocean fish died off, only the highly resilient African tilapia survived the extreme salinity and low oxygen.

Jul 16

marcus
Agricultural runoff as a double-edged sword

marcus Farm runoff sustained the sea for decades but also carried fertilizers that triggered massive toxic algae blooms.

Jul 16

marcus
Fun Fact

Salty waters: The Salton Sea is currently about twice as salty as the Pacific Ocean, and its salinity increases by about 3% every year.

Jul 16

marcus
Glossary
playa (noun)
A nearly level area at the bottom of an undrained desert basin that temporarily fills with water. Since 2003, the shrinking California lake has exposed toxic playa, triggering severe respiratory illnesses in local communities.

Jul 16

marcus
Gossip

What is the most tragic part of the ecological crisis?

Jul 16

marcus
Quiz

What ecological phenomenon causes millions of fish to die simultaneously in the Salton Sea during hot summer months?

Jul 16

marcus

marcus The salt concentration climbs

Jul 16

marcus
Quiz

Why did the amount of agricultural runoff entering the Salton Sea drastically decrease after 2003?

Jul 16

marcus

marcus A vital stopover on the Pacific Flyway

Jul 16

marcus
Quiz

How does the current salinity of the Salton Sea compare to that of the Pacific Ocean?

Jul 16

marcus

marcus Agricultural runoff as a double-edged sword

Jul 16

marcus
Quiz

What substance in agricultural runoff causes massive algae blooms by acting as a fertilizer in the water?

Jul 16

marcus
Quiz

Which highly resilient fish species became dominant in the Salton Sea after marine species died out?

Jul 16

marcus
Quiz

What happens to the oxygen levels in the Salton Sea when massive algae blooms die and decompose?

Jul 16

marcus
Quiz

What major migratory route for birds relies heavily on the Salton Sea as a critical stopover?

Jul 16

marcus
Quiz

Approximately how many different bird species have been recorded using the Salton Sea habitat?

Jul 16