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snippet: 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
summary: 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
extent: [[-81.5365681895822,28.6741828150689],[-66.7406622034366,44.8847247924485]]
accessInformation: Tori Kentner, MAFMC; Northeast Regional Marine Fish Habitat Assessment; Marine Geospatial Ecology Lab, Duke University
thumbnail: thumbnail/thumbnail.png
maxScale: 1.7976931348623157E308
typeKeywords: ["Data","Service","Map Service","ArcGIS Server"]
description: <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 &amp; 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>&lt; Species included &gt;</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>&lt; Fields &gt;</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>
licenseInfo:
catalogPath:
title: Fish_Relative_Abundance_NRHA
type: Map Service
url:
tags: ["Atlantic","fish","NRHA"]
culture: en-US
name: Fish_Relative_Abundance_NRHA
guid: 48BAD32C-62E6-4300-9D95-4E55060B3E32
minScale: 0
spatialReference: North_American_1983_Hotine_Oblique_Mercator_Azimuth_Center