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A list of all pages that have property "Definition" with value "The measure of body size specific to a taxonomic group.". Since there have been only a few results, also nearby values are displayed.

Showing below up to 26 results starting with #1.

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  • Traits:Origin  + (Terms used to describe the 'Origin' of species.)
  • Traits:OSPARRegionIIICelticSeas  + (The Celtic Seas region contains wide variaThe Celtic Seas region contains wide variations in coastal topography, from fjordic sea lochs, to sand dunes, bays, estuaries and numerous sandy beaches. The large range of habitats in the region supports a diverse fish fauna. Although traditional maritime activities, such as fishing, take place in the Celtic Seas, there is ongoing development of tourism., there is ongoing development of tourism.)
  • Traits:FAOASFISSpeciesForFisheryStatisticsPurposes  + (The FAO Fisheries and Aquaculture StatistiThe FAO Fisheries and Aquaculture Statistics and Information Branch (FIAS) collates world capture and aquaculture production statistics at either the species, genus, family or higher taxonomic levels in 2 346 statistical categories (2019 data release) referred to as species items.</br></br>ASFIS list of species includes 12 771 species items selected according to their interest or relation to fisheries and aquaculture. For each species item stored in a record, codes (ISSCAAP group, taxonomic and 3-alpha) and taxonomic information (scientific name, author(s), family, and higher taxonomic classification) are provided. An English name is available for most of the records, and about one third of them have also a French and Spanish name. Information is also provided about the availability of fishery production statistics on the species item in the FAO databases. on the species item in the FAO databases.)
  • Traits:OSPARRegionIIGreaterNorthSea  + (The Greater North Sea is one of the busiesThe Greater North Sea is one of the busiest maritime areas. Offshore activities related to the exploitation of oil and gas reserves, and maritime traffic are very important. Two of the world's largest ports are situated on the North Sea coast, and the coastal zone is used intensively for recreation.l zone is used intensively for recreation.)
  • Traits:HabitatsDirective  + (The Habitats Directive (Council Directive The Habitats Directive (Council Directive 92/43/EEC) ensures the conservation of a wide range of rare, threatened or endemic animal and plant species. Some 200 rare and characteristic habitat types are also targeted for conservation in their own right.</br></br>All in all, over 1.000 animal and plant species, as well as 200 habitat types, listed in the directive's annexes are protected in various ways.e's annexes are protected in various ways.)
  • Traits:OSPARListOfThreatenedAndOrDecliningSpeciesAndHabitats  + (The OSPAR Biological Diversity and EcosystThe OSPAR Biological Diversity and Ecosystems Strategy sets out that the OSPAR Commission will assess which species and habitats need to be protected. This OSPAR List of Threatened and/or Declining Species and Habitats has been developed to fulfil this commitment. It is based upon nominations by Contracting Parties and observers to the Commission of species and habitats that they consider to be priorities for protection. consider to be priorities for protection.)
  • Traits:AlternationOfGenerations  + (The alternation of generations, in the life cycle of an organism, that exhibit different modes of reproduction; typically sexual (diploid) and asexual (haploid) phases. Also termed metagenesis (Lincoln ''et al.'', 1998) (e.g. ''Daphnia'', some rotifers))
  • Traits:LowerLittoralFringe  + (The bottom of the littoral fringe. In the The bottom of the littoral fringe. In the UK, characterized by he ''Pelvetia/Porphyra'' belt with patchy ''Verrucaria maura'' and ''Fucus spiralis'' (on sheltered shores). ''Verrucaria mucosa'' present above the main barnacle population. May also include salt marsh species on shale/pebbles in shelter (Hiscock, 1996). shale/pebbles in shelter (Hiscock, 1996).)
  • Traits:OSPARRegionIVBayOfBiscayAndIberianCoast  + (The bottom topography of Region IV and coaThe bottom topography of Region IV and coastlines are highly diversified, including the continental shelf and slope and parts of the abyssal plain. Ecosystems in Region IV are very rich, support a rich fish fauna and have a particular importance for migratory birds. Main human activities in Region IV are fishing, maritime transport and tourism.e fishing, maritime transport and tourism.)
  • Traits:BuccalOrgansAbsent  + (The buccal cavity lacks obvious differentiation of the wall and it is not eversible. Some species if buccal cavity present at all, is only a transient larval structure and becomes completely occluded.)
  • Traits:OSPARCommonIndicators  + (The common indicators agreed by OSPAR for The common indicators agreed by OSPAR for assessing the status of biodiversity in the North-East Atlantic cover marine mammals, seabirds, fish communities, seafloor habitats, pelagic habitats, non-indigenous species and food webs.</br></br>The biodiversity common indicators contributed assessments of the status biodiversity in the North-East Atlantic to the OSPAR Intermediate Assessment 2017. The assessments are published in the OSPAR Assessment Portal.</br></br>The indicators are based on information from monitoring programmes described in the Coordinated Environment Monitoring Programme (CEMP). The programmes are described in the Appendices to the CEMP Agreement. Detailed descriptions, including method descriptions for the indicator calculations, are included in the CEMP Guideline Agreements.included in the CEMP Guideline Agreements.)
  • Traits:DepthSubstratum  + (The depth within the substratum at which the organism is found (max recorded in metres).)
  • Traits:BirdsDirectiveAnnex5  + (The directive promotes research to underpin the protection, management and use of all species of birds covered by the Directive, which are listed in this annex.)
  • Traits:BirdsDirectiveAnnex4  + (The directive provides for the sustainable management of hunting but Member States must outlaw all forms of non-selective and large scale killing of birds, especially the methods listed in this annex.)
  • Traits:DispersalPotentialAdult  + (The distance over which the adult organism is able to roam, travel or disperse; the greatest potnetial or recorded distance. Does not acknowledge limitations due to geography, hydrography, or behavioural (territorial) constraints.)
  • Traits:MullersLarva  + (The free-swimming eight armed (lobed) ciliated larva of Platyhelminthes (see Rupert & Barnes, 1994).)
  • Traits:WidthOfDisc  + (The greatest distance between the lateral tips of the pectoral fins in Rajiformes. (FishBase))
  • Traits:UnderIce  + (The habitat formed by the underside of ice sheets at the interface of frozen ice and fluid seawater.)
  • Traits:SeaIce  + (The habitat provided by the surface of frozen sea water floating on the surface. Sea ice may form thin sheets, fast moving pieces, pack ice or large icebergs.)
  • Traits:Heteromorphic  + (The haploid and diploid phases are different in size and body shape; the gametophyte is often diminutive (small to microscopic).)
  • Traits:TidalStrength  + (The horizontal movement of water associateThe horizontal movement of water associated with the meteorological, oceanographical and topographical factors. High water flow rates result in areas where water is forced through or over restrictions for example narrows or around protruding offshore rocks. Tidal streams are associated with the rise and fall of the tide where as currents are defined as residual flow after the tidal element is removed (Hiscock, 1996). tidal element is removed (Hiscock, 1996).)
  • Traits:Diameter  + (The length of a straight line passing from side to side through the centre of a body or figure, especially a circle or sphere. Note: For diameter you can specify the measurement type (minimum, maximum, average), gender (male, female) and life stage.)
  • Traits:LowerLittoral  + (The lower part of the shore only exposed (emersed) at the lowest part of the tide.)
  • Traits:Turf  + (The lowest stratum of erect branching or filiform species.)
  • Traits:GenerationTime  + (The mean period of time between reproduction by parent generation and the reproduction of the first filial generation (Lincoln ''et al.'', 1998); recorded in years.)
  • Traits:LowerInfralittoral  + (The part of the infralittoral subzone whicThe part of the infralittoral subzone which, on hard substrata, supports scattered kelp plants (a kelp park) or from which kelps are absent altogether and the seabed is dominated by foliose red and brown algae. It may be difficult to distinguish the lower infralittoral where grazing pressure prevents the establishment of foliose algae (based on Hiscock, 1985).of foliose algae (based on Hiscock, 1985).)
  • Traits:UpperInfralittoral  + (The part of the infralittoral subzone which, on hard substrata, is dominated by Laminariales forming a dense canopy, or kelp forest (based on Hiscock, 1985).)
  • Traits:Epipelagic  + (The photic zone, includes the open ocean influenced by light.  The lower boundary is dependent on the depth of light penetration and is generally regarded extend to ca 200 m in depth.)
  • Traits:MuscularAxialProboscis  + (The proboscis has thickened, strongly muscThe proboscis has thickened, strongly muscular walls and can be retracted into a sheath. In other cases the pharynx is partially retracted and partially inverted. The mouth proper is located at the tip of the pharynx when fully everted. While some taxa have a jaw-less proboscis, others have jaws present as a bilaterally arranged pair, as one or two dorso-ventrally arranged pairs or as two pairs forming a cross.ged pairs or as two pairs forming a cross.)
  • Traits:Salinity  + (The range of salinities in which the organism is recorded (scale taken from Reusser & Lee, 2011))
  • Traits:Adult  + (The reproductively capable (mature), fully formed, usually longest lived, stage of an animals life cycle.)
  • Traits:Brachioloaria  + (The second the two free-swimming larval forms in the asteroids, characterized by the appearance of three adhesive arms at the anterior end (Ruppert & Barnes, 1994; Stachowitsch, 1992).)
  • Traits:Pelagosphaera  + (The secondary free-swimming larva in Sipunculida, that develops from a non-feeding trochophore (Ruppert & Barnes, 1994).)
  • Traits:LifeCycle  + (The stages an organism passes through between the production of gametes by one generation and production of gametes by the next generation (Lincoln ''et al.'', 1998))
  • Traits:Circalittoral  + (The subzone of the rocky sublittoral belowThe subzone of the rocky sublittoral below that dominated by algae (the infralittoral), and dominated by animals. No lower limit is defined, but species composition changes below about 40m to 80m depth, depending on depth of the seasonal thermocline. This subzone can be subdivided into the upper circalittoral where foliose algae are present and the lower circalittoral where they are not (see Hiscock, 1985). The term is also used by Glémarec (1973) to refer to two étages of the sediment benthos below the infralittoral: a "coastal circalittoral category with a eurythermal environment of weak seasonal amplitude (less than 10°C) varying slowly" and a "circalittoral category of the open sea with a stenothermal environment" (Hiscock, 1996).onment" (Hiscock, 1996).)
  • Traits:OtherSpecies  + (The surface of other species, e.g. shells or carapace.)
  • Traits:CementedAttached  + (The surface or body part to which eggs are attached by the parent)
  • Traits:Mesopelagic  + (The upper aphotic zone and extends to a depth of ca 1000 m.)
  • Traits:SublittoralFringe  + (The upper part of the sublittoral zone whiThe upper part of the sublittoral zone which is uncovered by the tide. On hard substrata, the zone is characterized by the kelps ''Laminaria digitata'' and ''Alaria esculenta''. The lower limit of this zone is marked by the upper limit of the truly sublittoral kelp ''Laminaria hyperborea'' (based on Lewis, 1964; Hiscock, 1996).a'' (based on Lewis, 1964; Hiscock, 1996).)
  • Traits:VentralMuscularProboscis  + (The ventral and lateral walls of the buccal region are muscular and the lining is sclerotized into a varying number of eversible jaw pieces. The jaws are separated into a pair of ventral mandibles and two or more pairs of lateral maxillae.)
  • Traits:Protozoea  + (Third larval stage in Decapoda, characterized by antennal locomotion (see Stachowitsch, 1992))
  • Traits:Ships: general  + (This accounts for an invasive species which has been vectored by a ship but the exact mechanism of action (ie: ballast, hull or cargo) has been unidentified in the literature.)
  • Traits:Individual release: accidental release by individuals  + (This describes any situation in which an invasive species is "accidentally" set free in the wild from aquaria sources leading to its introduction into a new area/region.)
  • Traits:Individual release: deliberate release by individuals  + (This describes any situation in which an invasive species is intentionally planted or set free in the wild leading to its introduction into a new area/region.)
  • Traits:Fisheries: accidental as bait  + (This is where an invasive species is used as a bait resulting in its introduction into a new area/region.)
  • Traits:Plant introductions: accidental with deliberate plant translocations  + (This refers to invasive plant species which are unintentionally introduced into a new area/region carried on or with the habitat material of some intentionally planted flora.)
  • Traits:Ships: accidental associated with cargo  + (This refers to invasive species which are associated with internal ship cargo.)
  • Traits:Seaplanes: accidental as attached or free-living fouling organisms  + (This refers to invasive species which exist as sessile or motile organisms on the surface of a seaplane.)
  • Traits:Ships: accidental as attached or free-living fouling organisms  + (This refers to invasive species which exist as sessile or motile organisms on the hull of a ship.)
  • Traits:Ships: accidental with solid ballast  + (This refers to invasive species which exist in various life stages in ballast of a solid nature.)