{"id":6626,"date":"2026-03-30T11:43:46","date_gmt":"2026-03-30T15:43:46","guid":{"rendered":"https:\/\/wwwcp.umes.edu\/lmrcsc\/?page_id=6626"},"modified":"2026-03-30T11:59:06","modified_gmt":"2026-03-30T15:59:06","slug":"trophic-ecology-of-weakfish","status":"publish","type":"page","link":"https:\/\/wwwcp.umes.edu\/lmrcsc\/trophic-ecology-of-weakfish\/","title":{"rendered":"Trophic Ecology of Weakfish"},"content":{"rendered":"\n

Program, Project, or Expedition Name:<\/strong><\/p>\n\n\n\n

Trophic Ecology of Weakfish, Cynoscion regalis<\/em>, in the Mid-Atlantic Bight, Chesapeake Bay, and Maryland Coastal Lagoons <\/p>\n\n\n\n

Data Link: https:\/\/github.com\/angelm2505\/Weakfish-diet-and-stable-isotopes-analysis<\/a><\/p>\n\n\n\n

\n\n\n\n
Institution<\/strong><\/td>LMRCSC, UMES<\/td><\/tr>
Principal Investigator<\/strong><\/td>Paulinus Chigbu | pchigbu@umes.edu<\/a><\/td><\/tr>
Funding Agency\/Contract #<\/strong><\/td>National Oceanic and Atmospheric Administration – Living Marine Resources Cooperative Science Center (Award #NA16SEC4810007 and #NA21SEC4810005)<\/td><\/tr>
Collection Start Date<\/strong><\/td>2007<\/td><\/tr>
Objectives of Data Collection Effort<\/strong><\/td>.<\/strong> Evaluate weakfish diet across broad spatial scales to help quantify predation pressure on federally-managed prey.

.<\/strong> Provide essential dietary and suitability information on habitats utilized by juvenile weakfish.

.<\/strong> Improve our understanding on how foraging strategies influence survival of juvenile weakfish.<\/td><\/tr>
Collection End Date<\/strong><\/td>2023<\/td><\/tr>
Data Collectors Identifying Numbers<\/strong><\/td>N\/A<\/td><\/tr>
Ship or Other Platform Name<\/strong><\/td>N\/A<\/td><\/tr>
Geographic Location [Latitude(s)\/longitude(s)]<\/strong><\/td>Patuxent River \/ Chesapeake Bay \/ Maryland Coastal Bays \/ Mid-Atlantic Bight.<\/td><\/tr>
Units<\/strong><\/td>lengths (cm, m), weight (g, tonnes), depth (m)<\/td><\/tr>
Data Parameters<\/strong><\/td>Types of data (numerical and categorical).<\/td><\/tr>
Precision<\/strong><\/td>N\/A<\/td><\/tr>
Observation Methodology<\/strong><\/td>N\/A<\/td><\/tr>
Instrument\/Gear  Identification of Description<\/strong><\/td>Samples obtained performing bottom trawl and beach seine multi-gear surveys.<\/td><\/tr>
Analysis Methodology<\/strong><\/td>Analyzed gut contents in dissection microscope \/ Collected white muscle tissue for stable isotope analysis.<\/td><\/tr>
Data Processing\/<\/strong> Reduction Methodology<\/strong><\/td>Data manipulation and Statistical Analysis in RStudio \/ Multivariate Analysis in PRIMER-7<\/td><\/tr>
Explanations of Data Quality Flags<\/strong><\/td>N\/A<\/td><\/tr>
Citations of Relevant Publications and Grey Literature<\/strong><\/td>Reyes Delgado, A., & Smith, B. E. (2024). Diet variation and trophic impact of weakfish, Cynoscion regalis<\/em>, within multiple marine habitats of the eastern United States. Journal of Fish Biology, 105(6), 1628\u20131642. https:\/\/doi.org\/10.1111\/jfb.15897<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n","protected":false},"excerpt":{"rendered":"

Program, Project, or Expedition Name: Trophic Ecology of Weakfish, Cynoscion regalis, in the Mid-Atlantic Bight, Chesapeake Bay, and Maryland Coastal Lagoons  Data Link: https:\/\/github.com\/angelm2505\/Weakfish-diet-and-stable-isotopes-analysis Institution LMRCSC, UMES Principal Investigator Paulinus Chigbu | pchigbu@umes.edu Funding Agency\/Contract # National Oceanic and Atmospheric Administration – Living Marine Resources Cooperative Science Center (Award #NA16SEC4810007 and #NA21SEC4810005) Collection Start Date 2007…Read more Trophic Ecology of Weakfish<\/span><\/a><\/span><\/p>\n","protected":false},"author":103,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","footnotes":""},"folder":[],"class_list":["post-6626","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/wwwcp.umes.edu\/lmrcsc\/wp-json\/wp\/v2\/pages\/6626","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wwwcp.umes.edu\/lmrcsc\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/wwwcp.umes.edu\/lmrcsc\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/wwwcp.umes.edu\/lmrcsc\/wp-json\/wp\/v2\/users\/103"}],"replies":[{"embeddable":true,"href":"https:\/\/wwwcp.umes.edu\/lmrcsc\/wp-json\/wp\/v2\/comments?post=6626"}],"version-history":[{"count":0,"href":"https:\/\/wwwcp.umes.edu\/lmrcsc\/wp-json\/wp\/v2\/pages\/6626\/revisions"}],"wp:attachment":[{"href":"https:\/\/wwwcp.umes.edu\/lmrcsc\/wp-json\/wp\/v2\/media?parent=6626"}],"wp:term":[{"taxonomy":"folder","embeddable":true,"href":"https:\/\/wwwcp.umes.edu\/lmrcsc\/wp-json\/wp\/v2\/folder?post=6626"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}