[{"_1":2,"_3":-5,"_4":-5},"loaderData",{"_5":6,"_7":8},"actionData","errors","root",{"_84":85,"_86":87,"_88":89,"_90":91,"_92":93,"_94":95,"_96":12,"_97":93},"routes/glossary.$slug",{"_9":10,"_11":12},"term",{"_13":14,"_9":15,"_16":17,"_18":19,"_20":12,"_21":12,"_22":12,"_23":-5,"_24":25,"_26":27,"_28":29,"_30":31},"showAll",false,"slug","humeral-spot","humeral spot","definitionHtml","

A marking on the body in the area analogous to the humerus, or shoulder. In fishes it's normally located above the pectoral-fin and behind the opercle.

There may be more than a single such spot in some species.

","definitionText","A marking on the body in the area analogous to the humerus, or shoulder. In fishes it's normally located above the pectoral-fin and behind the opercle. There may be more than a single such spot in some species.","isScientific","isCrossReference","isArchived","crossReferenceTo","illustrations",[70],"related",[54,55,56,57],"species",[32,33,34,35,36,37],"speciesCount",42,{"_13":51,"_39":52,"_41":53},{"_13":49,"_39":40,"_41":50},{"_13":47,"_39":40,"_41":48},{"_13":45,"_39":40,"_41":46},{"_13":43,"_39":40,"_41":44},{"_13":38,"_39":40,"_41":42},"hyphessobrycon-heterorhabdus","genus","Hyphessobrycon","epithet","heterorhabdus","hyphessobrycon-flammeus","flammeus","hyphessobrycon-eschwartzae","eschwartzae","hyphessobrycon-erythrostigma","erythrostigma","hyphessobrycon-amapaensis","amapaensis","acestrorhynchus-falcatus","Acestrorhynchus","falcatus",{"_13":68,"_9":68,"_59":69,"_21":12,"_20":12,"_30":67},{"_13":65,"_9":65,"_59":66,"_21":12,"_20":12,"_30":67},{"_13":62,"_9":62,"_59":63,"_21":12,"_20":12,"_30":64},{"_13":58,"_9":58,"_59":60,"_21":12,"_20":12,"_30":61},"pectoral-fin","definition","Anterior, paired fin attached to the pectoral girdle of fishes, usually just behind the opercle and corresponding to the forelimbs of higher vertebrates. Assists in controlling direction of movement and swimming speed. Frequently abbreviated to 'P' or 'P1' in scientific papers.",508,"opercle","Bone forming the upper, posterior portion of the operculum, sometimes bearing spines or spine-like structures. Normally the largest of the bones comprising the operculum.",149,"humerus","The pectoral girdle in most fishes.",0,"analogous","Similar in function but not structure or evolutionary origin i.e. evolved independantly.",{"_71":72,"_73":74,"_75":74,"_76":77,"_78":79,"_80":81,"_82":83},"url","/images/2013/01/rsz_hyphessobrycon_megalopterus_glossary-1.jpg","alt","Many characids possess a humeral spot, as shown here","caption","credit","H-J Chen","licence","site-only","width",584,"height",390,"requestId","1a31125e-1d60-48ca-b130-3b8fde5160a8","nonce","9icU7+/Qx/nIwsxtm1oxcw==","analyticsToken","d6ab6d3180364bdf8f98e5d5fa0b1eb7","siteUrl","https://www.seriouslyfish.com","indexable",true,"adPlaceholders",{"_98":99,"_100":101,"_102":103,"_104":105,"_106":107,"_108":109,"_110":111,"_112":113,"_114":115,"_116":117},"adSlotPreview","ezoicEnabled","top_of_page","126","sidebar","127","sheet_foot","128","in_content_1","129","in_content_2","130","in_content_3","131","in_content_4","132","in_content_5","133","in_content_6","134","bottom_of_page","135"]

Used in 42 species profiles