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6MH18 (J1) East Transect – 2008

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Detailed Description

Permanent Site: J1 East Transect; Depth: 9.5 Meters (31.2 Feet); Distance from river mouth: 6.7 Kilometers (4.1 Miles) east; Pre/Post Dam Removal: 1 year pre-dam removal; Lat/Long: ; Site Description: This site is medium depth. Substrates is a gravel/cobble/sand mixture with an occasional boulder. Seaweed is abundant, especially three-ribbed kelp Cymathere triplicata (0:21, 1:06 seconds) and the perennial seaweed Pterygophora californica (0:46, 1:01 seconds). Bull kelp Nereocystis luetkeana is present (tall, skinny stipes at 0:09, 0:32 seconds). The feather duster tubeworm Eudistylia vancouveri is abundant but none are seen on video. A juvenile cod, likely Pacific cod (Gadus microcephalus) is seen at 1:23 seconds. Invertebrates seen on video: unknown jellyfish (1:35 seconds); sunflower sea star Pycnopodia helianthoides (2:08 seconds). Permanent transect J1 East will be established here in 2012.
 

Details

Length:
00:02:16

Sources/Usage

Public Domain.