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Fish_Relative_Abundance_NRHA
Mean catch per swept area (CPSA) and relative abundance, which normalizes mean CPSA on a 0-1 scale based on the minimum and maximum values for each species & season of fish species in U.S. Atlantic for the Northeast Regional Habitat Assessment (NRHA) using the 2010-19 survey data. Version: 2025
<DIV STYLE="text-align:Left;font-size:12pt"><DIV><DIV><P><SPAN>Mean catch per swept area (CPSA) and relative abundance, which normalizes mean CPSA on a 0-1 scale based on the minimum and maximum values for each species & season of fish species in U.S. Atlantic for the Northeast Regional Habitat Assessment (NRHA) using the 2010-19 survey data. The hexagons are color-coded by relative abundance.</SPAN></P><P><SPAN>Version: 2025; Published on 2025-04-10</SPAN></P><P><SPAN /></P><P><SPAN /><SPAN>< Species included ></SPAN><SPAN /></P><P><SPAN>American lobster (Homarus americanus), version 1.0</SPAN><SPAN /></P><P><SPAN>Atlantic cod (Gadus morhua), version 1.0</SPAN><SPAN /></P><P><SPAN>Bay anchovy (Anchoa mitchilli), version 1.0</SPAN><SPAN /></P><P><SPAN>Black sea bass (Centropristis striata), version 1.0</SPAN></P><P><SPAN /><SPAN>Bluefish ( Pomatomus saltatrix), version 1.0</SPAN><SPAN /></P><P><SPAN>Haddock (Melanogrammus aeglefinus), version 1.0</SPAN></P><P><SPAN /><SPAN>Little skate (Leucoraja erinacea), version 1.0</SPAN><SPAN /></P><P><SPAN>Longfin squid (Loligo pealeii), version 1.0</SPAN><SPAN /></P><P><SPAN>Scup (Stenotomus chrysops), version 1.0</SPAN></P><P><SPAN /><SPAN>Silver hake (Merluccius bilinearis), version 1.0</SPAN><SPAN /></P><P><SPAN>Striped bass (Morone saxatilis), version 1.0</SPAN><SPAN /></P><P><SPAN>Summer flounder (Paralichthys dentatus), version 1.0</SPAN><SPAN /></P><P><SPAN>Winter flounder (Pseudopleuronectes americanus), version 1.0</SPAN></P><P><SPAN /><SPAN>Yellowtail flounder (Limanda ferruginea), version 1.0</SPAN></P><P /><P><SPAN>Each layer has the following fields.</SPAN><SPAN /></P><P><SPAN>< Fields ></SPAN></P><P><SPAN>Field name, Alias, Survey name</SPAN></P><P><SPAN>h3_ddrs , Hexbin_ID, -</SPAN></P><P><SPAN>COMNAME, CommonName, -</SPAN></P><P><SPAN>SEASON, Season, -</SPAN></P><P><SPAN>SOURCES, Trawl_Sources, -</SPAN></P><P><SPAN>Mn_CPSA, Mean_CatchPerSweptArea, -</SPAN></P><P><SPAN>grnd_t_, Total_Survey_Count, -</SPAN></P><P><SPAN>Rltv_Ab, Relative_Abundance, -</SPAN></P><P><SPAN>NEAMAP, NEAMAP, NEAMAP Bottom Trawl</SPAN></P><P><SPAN>RI_NARB, RI_NarrangansettBay, Rhode Island Narragansett Bay</SPAN></P><P><SPAN>MA, MA_BottomTrawl, Massachusetts Bottom Trawl</SPAN></P><P><SPAN>NJ_Ocen, NJ_Ocean_StockAssessment, New Jersey Ocean Stock Assessment</SPAN></P><P><SPAN>CT_LIS, CT_LongIslandSound, Connecticut Long Island Sound Trawl</SPAN></P><P><SPAN>Peconic, PeconicBay, Peconic Bay Small Mesh Trawl</SPAN></P><P><SPAN>MD, MD_BottomTrawl, Maryland Bottom Trawl</SPAN></P><P><SPAN>ME_NH, ME_NH_Inshore, Maine-New Hampshire Inshore Trawl</SPAN></P><P><SPAN>ChsMMAP, VA_ChesMMAP, Virginia ChesMMAP Trawl</SPAN></P><P><SPAN>ChesJuv, VIMS_ChesapeakeBay_Juvenile, VIMS Chesapeake Bay Juvenile Trawl</SPAN></P><P><SPAN>DE_30ft, DE_30ft_BottomTrawl, Delaware 30ft Bottom Trawl</SPAN></P><P><SPAN>NJ_DEBA, NJ_DelawareBay_Juvenile, New Jersey Delaware Bay Juvenile Trawl</SPAN></P><P><SPAN>DE_DEBA, DE_DelawareBay_Juvenile, Delaware Bay Juvenile Finfish Trawl</SPAN></P><P><SPAN>SEAMAP, SEAMAP_SouthAtlantic, SEAMAP-SA Coastal Trawl</SPAN></P><P><SPAN>NC120, NC_Juvenile_Nursery, North Carolina Nursery Area Juvenile Trawl</SPAN></P><P><SPAN>NC195, NC_PamlicoSound, North Carolina Pamlico Sound Survey</SPAN></P><P><SPAN /></P></DIV></DIV></DIV>
Tori Kentner, MAFMC; Northeast Regional Marine Fish Habitat Assessment; Marine Geospatial Ecology Lab, Duke University
Atlantic
fish
NRHA
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