TermCymru

35 results
Results are displayed by relevance.
Welsh: rhywogaeth
English: species
Status A
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Last updated: 29 July 2003
Welsh: grwpiau rhywogaeth
English: species groups
Status C
Subject: Agriculture
Part of speech: Noun, Plural
Last updated: 31 December 2008
Welsh: rhywogaeth allweddol
English: keystone species
Status C
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Definition: A species whose addition to or loss from an ecosystem leads to major changes in abundance or occurrence of at least one other species.
Last updated: 20 April 2011
Welsh: rhywogaeth anfrodorol
English: non-native species
Status B
Subject: Environment
Part of speech: Noun, Feminine, Singular
Plural: rhywogaethau anfrodorol
Definition: Rhywogaeth nad yw'n gynhenid i ardal benodol.
Last updated: 23 September 2020
Welsh: rhywogaeth annymunol
English: undesirable species
Status B
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Plural: rhywogaethau annymunol
Last updated: 23 September 2020
Welsh: rhywogaeth a nodir
English: notable species
Status B
Subject: Environment
Part of speech: Noun, Feminine, Singular
Plural: rhywogaethau a nodir
Definition: Rhywogaeth sydd â dynodiad cadwraeth, ond nad oes ganddi amddiffyniad cyfreithiol.
Last updated: 23 March 2021
Welsh: rhywogaeth atal
English: choke species
Status A
Subject: Environment
Part of speech: Noun, Feminine, Singular
Plural: rhywogaethau atal
Definition: Rhywogaethau sydd â chwota ar lefel isel iawn. Pe byddid yn cyrraedd trothwy'r cwota hwnnw byddai rhaid i'r cwch pysgota aros yn yr harbwr hyd yn oed os oedd ganddo gwota ar ôl ar gyfer rhywogaethau eraill.
Last updated: 28 February 2019
Welsh: rhywogaeth a warchodir
English: protected species
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Definition: plant and animal species, including all wild birds, protected under the Conservation (Natural Habitats and Conservation) Regulations 1994, the Wildlife and Countryside Act 1981 and subsequent amendments, or other species protected under legislation specific to them
Last updated: 10 January 2003
Welsh: Rhywogaeth â Blaenoriaeth
English: Priority Species
Status C
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Last updated: 3 October 2003
Welsh: rhywogaeth brae
English: forage species
Status B
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Plural: rhywogaethau prae
Definition: Rhywogaeth fach yng nghanol y gadwyn fwyd forol, sy'n bwydo ar blancton ac sy'n ysglyfaeth i greaduriaid mwy.
Last updated: 2 December 2021
Welsh: rhywogaeth ddangosol
English: indicator species
Status C
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Definition: A species whose presence indicates the presence of a set of other species and whose absence indicates the lack of that entire set of species.
Last updated: 20 April 2011
Welsh: rhywogaeth eilaidd
English: secondary species
Status B
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Last updated: 10 July 2012
Welsh: rhywogaeth estron
English: non-indigenous species
Status A
Subject: Environment
Part of speech: Noun, Feminine, Singular
Plural: rhywogaethau estron
Context: Rhywogaethau sydd y tu allan i’w tiriogaeth naturiol yw rhywogaethau estron.
Last updated: 6 June 2019
Welsh: rhywogaeth fudol
English: mobile species
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Context: Also known as “migratory species”.
Last updated: 25 November 2014
Welsh: rhywogaeth gonfensiynol
English: conventional species
Status B
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Last updated: 30 July 2003
Welsh: rhywogaeth gynhenid
English: native species
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Last updated: 3 October 2003
Welsh: rhywogaeth hadog
English: seed rich species
Status C
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Last updated: 24 February 2005
Welsh: rhywogaeth oresgynnol
English: invasive species
Status B
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Definition: A species occurring as a result of human activities beyond its accepted normal distribution and which threatens valued environmental, agricultural or personal resources by the damage it causes.
Last updated: 22 September 2004
Welsh: rhywogaeth restredig
English: prescribed species
Status C
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Last updated: 4 August 2010
Welsh: cynllun rheoli rhywogaeth
English: species management plan
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 19 May 2004
Welsh: Cytundeb Rheoli Rhywogaeth
English: Species Control Agreement
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: Cytundebau Rheoli Rhywogaethau
Definition: Species Control Agreements and Species Control Orders set out measures that must be taken to control or eradicate an invasive non-native animal or plant. Species Control Agreements are voluntary and are used to formalise what steps need to be taken, by whom and by when, in respect of invasive non-native species.
Notes: Dim ond yn yr Alban ar hyn o bryd.
Last updated: 13 April 2017
Welsh: Gorchymyn Rheoli Rhywogaeth
English: Species Control Order
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Plural: Gorchmynion Rheoli Rhywogaethau
Definition: Species Control Agreements and Species Control Orders set out measures that must be taken to control or eradicate an invasive non-native animal or plant. Species Control Orders are compulsory and can be used to compel certain actions in respect of invasive non-native species when the voluntary approach has failed or the situation is urgent.
Notes: Dim ond yn yr Alban ar hyn o bryd.
Last updated: 13 April 2017
Welsh: rhywogaeth model esblygol K
English: K-selected species
Status B
Subject: Environment
Part of speech: Noun, Feminine, Singular
Definition: K-selection is a type of selection that favours organisms with a low rate of reproduction but whose populations expand to the maximum number of individuals that the habitat can support (the carrying capacity of the habitat). K-selected species (or K strategists) tend to be highly adapted to their environment and are able to compete successfully for food and other resources.
Last updated: 9 March 2017
Welsh: rhywogaeth o dan reolaeth
English: controlled species
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Last updated: 14 November 2007
Welsh: rhywogaeth oresgynnol ddyfrol
English: invasive aquatic species
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Last updated: 13 November 2014
Welsh: rhywogaeth oresgynnol estron
English: invasive alien species
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Last updated: 19 December 2006
Welsh: Rhywogaeth a Warchodir gan Ewrop
English: European Protected Species
Status A
Subject: Environment
Part of speech: Noun, Feminine, Singular
Plural: Rhywogaethau a Warchodir gan Ewrop
Context: ylai cynigion ddangos sut maent yn cydymffurfio â deddfwriaeth sy’n gwarchod Rhywogaethau a Warchodir gan Ewrop gan ei fod yn drosedd anafu, lladd neu aflonyddu ar rywogaeth a warchodir yn fwriadol.
Last updated: 6 June 2019
Welsh: Rhywogaeth a Warchodir gan y DU
English: UK Protected Species
Status B
Subject: Environment
Part of speech: Noun, Feminine, Singular
Plural: Rhywogaethau a Warchodir gan y DU
Definition: Rhywogaeth a warchodir o dan ddeddfwriaeth ddomestig y DU yn unig yn hytrach na chyfarwyddeb Ewropeaidd.
Last updated: 16 September 2015
Welsh: Rhywogaeth o Ddiddordeb i'r Gymuned
English: Species of Community Interest
Status C
Subject: Agriculture
Part of speech: Noun, Feminine, Singular
Definition: Neu i’r Undeb Ewropeaidd. Jargon Ewropeaidd am yr anifeiliaid a’r planhigion sy’n cael eu henwi yn Atodiadau amrywiol y Gyfarwyddeb Cynefinoedd.
Last updated: 31 March 2009
Welsh: cynllun gweithredu ar gyfer rhywogaeth
English: SAP
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Definition: species action plan
Last updated: 11 January 2007
Welsh: cynllun gweithredu ar gyfer rhywogaeth
English: species action plan
Status C
Subject: Agriculture
Part of speech: Noun, Masculine, Singular
Definition: SAP
Last updated: 3 October 2003
Welsh: Rhywogaeth Bwysig Iawn i Fioamrywiaeth Cymru
English: Principal Biodiversity Species in Wales
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Definition: Rhestr o rywogaethau sy’n cael eu defnyddio fel mesur o gyflwr bioamrywiaeth Cymru.
Last updated: 13 February 2012
Welsh: Rhywogaeth Forol a Warchodir gan Ewrop
English: European Marine Protected Species
Status B
Subject: Environment
Part of speech: Noun, Feminine, Singular
Plural: Rhywogaethau Morol a Warchodir gan Ewrop
Definition: Rhywogaeth forol – o forfilod, dolffiniaid neu lamhidyddion - a warchodir drwy ddeddfwriaeth Ewropeaidd (y Gyfarwyddeb Cynefinoedd), a weithredir yng Nghymru gan Reoliadau Gwarchod Cynefinoedd a Rhywogaethau 2010.
Last updated: 16 September 2015
Welsh: rhywogaeth bysgod sy'n arbenigo mewn clywed
English: hearing-specialist fish species
Status B
Subject: Environment
Part of speech: Noun, Feminine, Singular
Plural: rhywogaethau pysgod sy'n arbenigo mewn clywed
Last updated: 23 March 2021
Welsh: rhywogaeth sy'n cael ei gwarchod yn genedlaethol
English: nationally protected species
Status C
Subject: Environment
Part of speech: Noun, Feminine, Singular
Definition: Rhywogaeth sydd ar restr y wlad o rywogaethau sydd i gael eu gwarchod.
Last updated: 7 November 2011