Resource Ecology and Ecosystem Modeling Groundish Diet Composition

Note: You need to enable scripting and Javascript in your browser settings to best view and navigate our website. Otherwise, use our keyboard navigation and search page. For keyboard tabbing on this page you can bypass the top menu bar navigation and jump to the page sidebar navigation (if applicable), or jump to the page body. Our print link for screen media is scripted. Your computer's normal print command will print this page. Please contact us if you have difficulty in accessing our web pages.

Diet Compostion Tables > Northern rockfish Home

Diet table for Aleutian Islands Northern rockfish, Sebastes polyspinis, collected in 2022
Number of Full Stomachs : 140
Number of Hauls: 45

Prey Name	Percent Weight	Percent Count	Percent Frequency
Euphausiacea	43.24	9.00	70.12
Copepoda	17.52	9.00	66.48
Chaetognatha	7.34	1.00	25.16
Hyperiidea	6.27	2.00	49.05
Teuthida	5.06	7.00	10.04
Misc Teleost	4.18	12.00	15.37
Misc Org	4.18	2.00	10.59
Myctophidae	3.37	5.00	6.11
Ctenophora	2.05	0.00	1.56
Gammaridea	1.72	1.00	10.44
Misc Decapoda	1.28	1.00	5.74
Pteropoda	1.22	0.00	11.26
Misc Cephalopoda	0.65	0.00	1.30
Misc Shrimp	0.46	0.00	6.15
Octopoda	0.23	0.00	0.56
Cnidaria	0.17	0.00	0.56
Cottid	0.16	0.00	0.74
Mysidacea	0.15	0.00	3.70
Polychaeta	0.10	2.00	0.93
Bathylagid	0.09	0.00	0.56
Sebastes	0.08	1.00	0.56
Misc Flatfish	0.06	0.00	0.74
Misc Crustacea	0.02	0.00	0.56
Misc Mollusca	0.02	0.00	2.22

Sample locations for Aleutian Islands Northern rockfish, Sebastes polyspinis, collected in 2022

*If you have difficulty in accessing information via these webpages please contact the REEM Webmaster by email or phone (206.526.4196)

Home | FOIA | Privacy | USA.gov | Accessibility