J1 West Transect – 2013

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Detailed Description

Permanent Site: J1 West Transect; Depth: 9.3 Meters (30.5 Feet); Distance from river mouth: 6.6 Kilometers (4.1 Miles) east; Pre/Post Dam Removal: 2 years post-dam removal; Lat/Long: 48.13607725,-123.48002186; Site Description: This site is medium depth. Substrates has remained mainly a gravel/sand mixture. Seaweed density is still greatly decreased. Five species of brown seaweed were recorded and consist mainly of the perennial seaweed Pterygophora californica (stipe only at 1:17 seconds) and Saccharina spp. (1:07, 1:54 seconds). Reds are present and are frequently found growing around the base of feather duster tubeworms (0:24 seconds). Two tubeworm species are very abundant, Eudistylia vancouveri (0:25, 0:43 seconds) and Schizobranchia insignis (1:01 seconds).


Date Taken:

Length: 00:02:02

Lat / Long: 48.136077250000 / -123.480021860000

Location Taken: US

Video Credits

Editor: Chloe Dawson
USGS Contact: Nancy Elder, Fishery Biologist, Marrowstone Marine Field Station, (nelder@usgs.gov)