Lindsey Ponar Grab.wmv

Using a ponar grab to capture sediment from New Haven Harbor in Connecticut. A Southern Connecticut Graduate Student demonstrates the correct method of deploying and retrieving the ponar grab. A ponar grab is a device that bites into the sea bottom to collect a sediment specimen from the first several inches of the seafloor. These students will later freeze dry their sediment samples and test for heavy metal contamination using a spectrophotometer.

Category:

Science & Technology

Tags:

• oceanography
• ponar grab
• sediment
• new haven
• harbor
• pollution
• environment
• college students