26 research outputs found
A VĂ©rfƱ-hangyaboglĂĄrka, Maculinea teleius (Lepidoptera: Lycaenidae) mĂĄtrai ĂĄllomĂĄnyĂĄnak vizsgĂĄlata Ă©s a megmentĂ©sĂ©re irĂĄnyulĂł kĂsĂ©rlet : A Study of the Scarce Large Blue Butterfly, Maculinea Teleius (Lepidoptera: Lycaenidae) and its Host Plant in Hungary, MĂĄtra Region
A vĂ©rfƱ-hangyaboglĂĄrka, Maculinea teleius (BergstrĂ€sser, 1779) szĂłrvĂĄnyosan fordul elĆ a BĂŒkki Nemzeti Park IgazgatĂłsĂĄg mƱködĂ©si terĂŒletĂ©n. Ezen belĂŒl a MĂĄtra tĂ©rsĂ©gĂ©ben mindössze kĂ©t, egymĂĄshoz közeli Ă©lĆhelyfoltban maradt fenn a faj, Sirok hatĂĄrĂĄban. Ezen a kĂ©t terĂŒleten vĂ©geztĂŒnk jelölĂ©s-visszafogĂĄsos vizsgĂĄlatot, illetve felmĂ©rtĂŒk a petĂ©zĂ©sre alkalmas Ćszi vĂ©rfƱ, Sanguisorba officinalis L. virĂĄgzatok szĂĄmĂĄt. A kutatĂĄsainkat a lepkefaj repĂŒlĂ©si idejĂ©nek mĂĄsodik felĂ©ben kezdtĂŒk el, miutĂĄn szembesĂŒltĂŒnk az itt fennĂĄllĂł Ă©lĆhelykezelĂ©si problĂ©mĂĄval. A kĂ©t terĂŒleten folyĂł gazdĂĄlkodĂĄs meglehetĆsen rapszodikus, Ă©venkĂ©nt nagyon eltĂ©rĆ. Az utĂłbbi Ă©vekben a kisebb rĂ©tet jĂșliusban kaszĂĄltĂĄk le, ami a vĂ©rfƱ-hangyaboglĂĄrka szĂĄmĂĄra kedvezĆtlen. Ennek következtĂ©ben kritikusan lecsökkent az ottani populĂĄciĂł egyedszĂĄma, a 2017-es felmĂ©rĂ©s sorĂĄn mindössze 6 egyedet jelöltĂŒnk meg. Ugyanebben az Ă©vben viszont kedvezĆ idĆpontban törtĂ©nt a kaszĂĄlĂĄs, Ăgy a lepkĂ©k repĂŒlĂ©si idejĂ©ben sok virĂĄgzĂł vĂ©rfƱ volt a terĂŒleten (915 virĂĄg). A nagyobb Ă©lĆhelyfoltban ennek Ă©ppen az ellenkezĆje törtĂ©nt, a 2017 elĆtti Ă©vekben a megfelelĆ idĆpontban törtĂ©nĆ kaszĂĄlĂĄsok következtĂ©ben stabil ĂĄllomĂĄnya volt a lep- kĂ©nek, Ăgy a felmĂ©rĂ©s sorĂĄn 31 egyedet jelöltĂŒnk meg. 2017-ben viszont jĂșlius elejĂ©n kaszĂĄltĂĄk le a gyepet, Ăgy a lepkĂ©k szaporodĂĄsi idejĂ©ben alig volt petĂ©zĂ©sre alkalmas virĂĄgzĂł vĂ©rfƱ a terĂŒleten (mindössze 76 virĂĄg). A faj mĂĄtrai ĂĄllomĂĄnyĂĄnak megĆrzĂ©se Ă©rdekĂ©ben lepke-ĂĄttelepĂtĂ©st vĂ©geztĂŒk. A virĂĄgzĂł vĂ©rfĂŒvet alig tartalmazĂł Ă©lĆhelyrĆl vittĂŒnk ĂĄt egyedeket az ebben bĆvelkedĆ rĂ©tre. Ăgy tudtunk szaporodĂĄsi lehetĆsĂ©get biztosĂtani a lepkĂ©k szĂĄmĂĄra. 2018-ban megismĂ©teltĂŒk a vizsgĂĄlatainkat, hogy meggyĆzĆdhessĂŒnk a sikeressĂ©gĂŒnkrĆl. A kisebb Ă©lĆhelyen 22 egyed kerĂŒlt meg jelölĂ©sre, tehĂĄt jelentĆsen emelkedett a populĂĄciĂł egyedszĂĄma. A tĂĄpnövĂ©ny virĂĄgfejeinek szĂĄma is növekedett: az elĆbbi terĂŒleten 1198 db, az utĂłbbin 7018 db-ot szĂĄmoltunk össze. ----- The scarce large blue butterfly Maculinea teleius (BergstrĂ€sser, 1779) has a scattered distribution in the BĂŒkk National Park, NW Hungary. In the MĂĄtra area, they have only two populations remained in grassland patches close to each other near the village, Sirok. In these two meadows, we have carried out a capture-mark-recapture study, and also counted the number of great burnet, Sanguisorba officinalis L. flowers which can be useful for laying eggs. We started our fieldwork in the second half of the flying period after we found inadequate habitat management here. In the last few years, the smaller meadow was mowed in July, which is unfavorable for the scarce large blues. As a result, the number of individuals in the population is critically reduced. In 2017, we have marked only 6 individuals here. However, the mowing was done at the right time this year, so there were many flowering great burnets in the area at the time of the flight (915 flowers). The opposite happened in the larger habitat. Due to mowing at the right time in recent years, the scarce large blue has a stable population, so we can mark 31 individuals here. However, the meadow was mown in early July in 2017, so we could count just a few flowers (76 flowers). Because of these habitat management problems, we decided to make butterfly translocations. We have captured individuals in the larger meadow barely containing flowering plants, then we released them on the smaller plot rich in flowering great burnets. In 2018, we repeated our study, and 22 scarce large blue were marked in the smaller habitat. The number of flower heads of the host plant also increased: it was 1198 in the smaller plot, and 7018 in the larger one
A VĂ©rfƱ-hangyaboglĂĄrka, Maculinea teleius (Lepidoptera: Lycaenidae) mĂĄtrai ĂĄllomĂĄnyĂĄnak vizsgĂĄlata Ă©s a megmentĂ©sĂ©re irĂĄnyulĂł kĂsĂ©rlet
A vérfƱ-hangyaboglårka, Maculinea teleius (BergstrÀsser, 1779) szórvånyosan fordul
elĆ
a
BĂŒkki
Nemzeti
Park
IgazgatĂłsĂĄg
mƱködési
terĂŒletĂ©n.
Ezen
belĂŒl
a
MĂĄtra
térségében
mindössze
két,
egymĂĄshoz közeli Ă©lĆhelyfoltban maradt fenn a faj,
Sirok hatĂĄrĂĄban. Ezen a kĂ©t terĂŒleten vĂ©geztĂŒnk jelölĂ©s-visszafogĂĄsos vizsgĂĄlatot,
illetve felmĂ©rtĂŒk a petĂ©zĂ©sre alkalmas Ćszi vĂ©rfƱ, Sanguisorba officinalis L. virĂĄgzatok
szĂĄmĂĄt.
A
kutatĂĄsainkat
a
lepkefaj
repĂŒlĂ©si
idejének
mĂĄsodik
felében
kezdtĂŒk
el,
miutĂĄn szembesĂŒltĂŒnk az itt fennĂĄllĂł Ă©lĆhelykezelĂ©si problĂ©mĂĄval. A kĂ©t
terĂŒleten folyĂł gazdĂĄlkodĂĄs meglehetĆsen rapszodikus, Ă©venkĂ©nt nagyon eltĂ©rĆ.
Az utĂłbbi Ă©vekben a kisebb rĂ©tet jĂșliusban kaszĂĄltĂĄk le, ami a vĂ©rfƱ-hangyaboglĂĄrka
szĂĄmĂĄra
kedvezĆtlen.
Ennek
következtében
kritikusan
lecsökkent
az
ottani
populĂĄciĂł
egyedszĂĄma,
a
2017-es
felmérés
sorĂĄn
mindössze
6
egyedet
jelöltĂŒnk
meg.
Ugyanebben
az
Ă©vben
viszont
kedvezĆ
idĆpontban
történt
a
kaszĂĄlĂĄs,
Ăgy
a
lepkék
repĂŒlĂ©si
idejében
sok
virĂĄgzĂł
vérfƱ
volt
a
terĂŒleten
(915
virĂĄg).
A
nagyobb
Ă©lĆhelyfoltban
ennek
Ă©ppen
az
ellenkezĆje
történt,
a
2017
elĆtti
Ă©vekben
a
megfelelĆ
idĆpontban
törtĂ©nĆ
kaszĂĄlĂĄsok
következtében
stabil
ĂĄllomĂĄnya
volt
a
lep-
kĂ©nek, Ăgy a felmĂ©rĂ©s sorĂĄn 31 egyedet jelöltĂŒnk meg. 2017-ben viszont jĂșlius
elejĂ©n kaszĂĄltĂĄk le a gyepet, Ăgy a lepkĂ©k szaporodĂĄsi idejĂ©ben alig volt petĂ©zĂ©sre
alkalmas virĂĄgzĂł vĂ©rfƱ a terĂŒleten (mindössze 76 virĂĄg). A faj mĂĄtrai ĂĄllomĂĄnyĂĄnak
megĆrzĂ©se Ă©rdekĂ©ben lepke-ĂĄttelepĂtĂ©st vĂ©geztĂŒk. A virĂĄgzĂł vĂ©rfĂŒvet alig
tartalmazĂł Ă©lĆhelyrĆl vittĂŒnk ĂĄt egyedeket az ebben bĆvelkedĆ rĂ©tre. Ăgy tudtunk
szaporodĂĄsi
lehetĆsĂ©get
biztosĂtani
a
lepkék
szĂĄmĂĄra.
2018-ban
megismĂ©teltĂŒk
a vizsgĂĄlatainkat, hogy meggyĆzĆdhessĂŒnk a sikeressĂ©gĂŒnkrĆl. A kisebb
Ă©lĆhelyen 22 egyed kerĂŒlt meg jelölĂ©sre, tehĂĄt jelentĆsen emelkedett a populĂĄciĂł
egyedszĂĄma. A tĂĄpnövĂ©ny virĂĄgfejeinek szĂĄma is növekedett: az elĆbbi terĂŒleten
1198 db, az utóbbin 7018 db-ot szåmoltunk össze. ----- The scarce large blue butterfly Maculinea teleius (BergstrÀsser, 1779) has a
scattered distribution in the BĂŒkk National Park, NW Hungary. In the MĂĄtra
area, they have only two populations remained in grassland patches close to
each other near the village, Sirok. In these two meadows, we have carried out
a capture-mark-recapture study, and also counted the number of great burnet,
Sanguisorba officinalis L. flowers which can be useful for laying eggs. We started
our fieldwork in the second half of the flying period after we found inadequate
habitat management here. In the last few years, the smaller meadow was
mowed in July, which is unfavorable for the scarce large blues. As a result, the
number of individuals in the population is critically reduced. In 2017, we have
marked only 6 individuals here. However, the mowing was done at the right
time this year, so there were many flowering great burnets in the area at the
time of the flight (915 flowers). The opposite happened in the larger habitat.
Due to mowing at the right time in recent years, the scarce large blue has a
stable population, so we can mark 31 individuals here. However, the meadow
was mown in early July in 2017, so we could count just a few flowers (76 flowers).
Because of these habitat management problems, we decided to make butterfly
translocations. We have captured individuals in the larger meadow barely containing
flowering
plants,
then
we
released
them
on
the
smaller
plot
rich
in
flowering
great
burnets.
In 2018, we repeated our study, and 22 scarce large blue
were marked in the smaller habitat. The number of flower heads of the host
plant also increased: it was 1198 in the smaller plot, and 7018 in the larger one
Ăj Ă©s ritka fajok adatai a MĂĄtra lepkefaunĂĄjĂĄnak ismeretĂ©hez II. (Lepidoptera: Macrolepidoptera)
A vörös rókalepke - Nymphalis xanthomelas (Esper, [1781]) tömeges våndorlåsa Zemplénben (Lepidoptera: Nymphalidae)
Mass migration of Hungarian Red Data Book species yellow-legged tortoiseshell - Nymphalis xanthomelas has been observed in June 2006, after a 20 years complete absence in the 1970-80s and very few recent records since the late 1990s. The migrant specimens might have originated from population explosion of colonies in South-Western Ukraine or Western Romania. Such occasional migrations can help the recolonization of its former habitats in Central-Europe
TermĂ©szetvĂ©delmi szempontbĂłl jelentĆs lepkefajok Ă©s fajegyĂŒttesek a MĂĄtra xerotherm tölgyeseiben ( Insecta: Lepidoptera)
Investigation of insect attraction effect of lamps with different color temperatures = KĂŒlönbözĆ szĂnhĆmĂ©rsĂ©kletƱ lĂĄmpĂĄk rovarvonzĂł hatĂĄsĂĄnak vizsgĂĄlata
The aim of our research is to analyze the ecological effects of light sources of different colors. Quantity and size of arthropods captured by light traps are continuously recorded by the Zoolog auto sampler, along with temperature and humidity data. By statistically analyzing large amounts of data, it is possible to estimate the amount of biomass removed by different types of lamps from their habitat, to monitor daily and longer-term activity changes, and to analyze the attractiveness of LEDs of different color temperatures. This will also allow conclusions to be drawn for conservation management. ----- KĂLĂNBĂZĆ SZĂNHĆMĂRSĂKLETĆ° LĂMPĂK ROVARVONZĂ HATĂSĂNAK VIZSGĂLATA KutatĂĄsunk cĂ©lja a kĂŒlönbözĆ szĂnhĆmĂ©rsĂ©kletƱ fĂ©nyforrĂĄsok ökolĂłgiai hatĂĄsĂĄnak elemzĂ©se. A fĂ©nycsapdĂĄk ĂĄltal bevonzott ĂzeltlĂĄbĂșak mennyisĂ©gi Ă©s mĂ©retadatait a Zoolog automatikus mintavevĆ folyamatosan rögzĂti, egyĂŒtt a hĆmĂ©rsĂ©klet- Ă©s pĂĄratartalom-adatokkal. Ăgy nagy mennyisĂ©gƱ adat statisztikai elemzĂ©sĂ©vel lehetĆsĂ©g nyĂlik a kĂŒlönbözĆ tĂpusĂș lĂĄmpĂĄk ĂĄltal Ă©lĆhelyĂŒkrĆl kivonzott biomassza mennyisĂ©gĂ©nek becslĂ©sĂ©re, illetve a napi Ă©s hosszabb tĂĄvĂș aktivitĂĄsvĂĄltozĂĄsok nyomon követĂ©sĂ©re Ă©s a kĂŒlönbözĆ szĂnhĆmĂ©rsĂ©kletƱ LED-ek attraktivitĂĄsĂĄnak elemzĂ©sĂ©re. Ez lehetĆvĂ© teszi a termĂ©szetvĂ©delmi kezelĂ©st elĆsegĂtĆ következtetĂ©sek levonĂĄsĂĄt is
Az Amphipyra cinnamomea (Goeze, 1781) a Kårpåt-medencében (Lepidoptera: Noctuidae)
Az Amphipyra cinnamomea (Goeze, 1781) ponto-mediterrĂĄn elterjedĂ©sƱ bagolylepkefaj. ĂletmĂłdja kevĂ©ssĂ© ismert, Ă©s a rendelkezĂ©sre ĂĄllĂł adatok esetenkĂ©nt ellentmondĂĄsosak. ĂlĆhelyei mezotermofilek, vagy melegek Ă©s szĂĄrazak. HernyĂłjĂĄnak fĆ tĂĄpnövĂ©nyei nyĂĄr- (Populus spp.), szil- (Ulmus spp.), lonc- (Lonicera spp.) Ă©s kecskerĂĄgĂłfajok (Euonymus spp.). Az imĂĄgĂłk januĂĄrtĂłl mĂĄrciusig Ă©s jĂșliustĂłl novemberig vagy decemberig repĂŒlnek, az Ă©ghajlattĂłl fĂŒggĆen. EurĂłpĂĄban ritka Ă©s lokĂĄlis; Ășgy tƱnik, felfedezĂ©se Ăłta visszaszorulĂłban van. MagyarorszĂĄgon 1932-tĆl egĂ©szen 2009-ig nem talĂĄltĂĄk, amikoris Gemencen (Tolna megye) higanygĆzlĂĄmpĂĄra Ă©rkezett egy pĂ©ldĂĄnya. TovĂĄbbi Ă©szlelĂ©s törtĂ©nt 2018-ban HomorĂșdon, Baranya megyĂ©ben hordozhatĂł fĂ©nycsapda segĂtsĂ©gĂ©vel, majd 2022-ben BikĂĄcson (Tolna megye), ahol megvilĂĄgĂtott lepedĆre Ă©rkezett; valamint ugyanebben az Ă©vben KalocsĂĄn (BĂĄcs-Kiskun megye) talĂĄltak egy Ă©pĂŒletben pihenĆ pĂ©ldĂĄnyt. A lepke hazai tenyĂ©szĂ©se nem zĂĄrhatĂł ki, mivel lelĆhelyei mind arra alkalmas Ă©lĆhelyek. MunkĂĄnkban ĂĄttekintjĂŒk a Magyar TermĂ©szettudomĂĄnyi MĂșzeumban Ă©s egyes hazai magĂĄngyƱjtemĂ©nyekben Ćrzött, valamint az irodalmi forrĂĄsokban emlĂtett KĂĄrpĂĄt-medencei A. cinnamomea pĂ©ldĂĄnyok adatait. KözöljĂŒk a hazai magĂĄngyƱjtemĂ©nyekben talĂĄlhatĂł irĂĄni pĂ©ldĂĄnyok, valamint a Hreblay-gyƱjtemĂ©nyben talĂĄlhatĂł, TĂŒrkmenisztĂĄnban gyƱjtött pĂ©ldĂĄny adatait is. A legĂșjabb megfigyelĂ©ssekkel kapcsolatos rĂ©szletek a FĂŒggelĂ©kben olvashatĂłk
Investigation of insect attraction effect of lamps with different color temperatures
The aim of our research is to analyze the ecological effects of light sources of
different colors. Quantity and size of arthropods captured by light traps are
continuously recorded by the Zoolog auto sampler, along with temperature and
humidity data. By statistically analyzing large amounts of data, it is possible to
estimate the amount of biomass removed by different types of lamps from
their habitat, to monitor daily and longer-term activity changes, and to analyze
the attractiveness of LEDs of different color temperatures. This will also allow
conclusions to be drawn for conservation management. ----- KĂLĂNBĂZĆ SZĂNHĆMĂRSĂKLETĆ° LĂMPĂK ROVARVONZĂ
HATĂSĂNAK
VIZSGĂLATA KutatĂĄsunk cĂ©lja a kĂŒlönbözĆ szĂnhĆmĂ©rsĂ©kletƱ fĂ©nyforrĂĄsok ökolĂłgiai hatĂĄsĂĄnak
elemzĂ©se. A fĂ©nycsapdĂĄk ĂĄltal bevonzott ĂzeltlĂĄbĂșak mennyisĂ©gi Ă©s
mĂ©retadatait a Zoolog automatikus mintavevĆ folyamatosan rögzĂti, egyĂŒtt a
hĆmĂ©rsĂ©klet- Ă©s pĂĄratartalom-adatokkal. Ăgy nagy mennyisĂ©gƱ adat statisztikai
elemzĂ©sĂ©vel lehetĆsĂ©g nyĂlik a kĂŒlönbözĆ tĂpusĂș lĂĄmpĂĄk ĂĄltal Ă©lĆhelyĂŒkrĆl
kivonzott biomassza mennyiségének becslésére, illetve a napi és hosszabb
tĂĄvĂș aktivitĂĄsvĂĄltozĂĄsok nyomon követĂ©sĂ©re Ă©s a kĂŒlönbözĆ szĂnhĆmĂ©rsĂ©kletƱ
LED-ek attraktivitĂĄsĂĄnak elemzĂ©sĂ©re. Ez lehetĆvĂ© teszi a termĂ©szetvĂ©delmi
kezelĂ©st elĆsegĂtĆ következtetĂ©sek levonĂĄsĂĄt is
TermĂ©szetvĂ©delmi szempontbĂłl jelentĆs lepkefajok Ă©s fajegyĂŒttesek a MĂĄtra xerotherm tölgyeseiben (Insecta: Lepidoptera)
Jelen dolgozatban a MĂĄtra dĂ©li rĂ©szĂ©nek xerotherm tölgyeseiben vĂ©gzett monitorozĂł jellegƱ lepkĂ©szeti kutatĂĄsok eredmĂ©nyeit mutatjuk be. VizsgĂĄlataink sorĂĄn nĂ©hĂĄny fokozottan vĂ©dett, közössĂ©gi jelentĆsĂ©gƱ lepkefajnak jelentĆs egyedszĂĄmĂș ĂĄllomĂĄnyĂĄt fedeztĂŒk fel; a magyar tĂ©liaraszolĂłnak (Erannis ankeraria) eurĂłpai jelentĆsĂ©gƱ ĂĄllomĂĄnyai Ă©lnek a MĂĄtra dĂ©li rĂ©szĂ©nek molyhos tölgyeseiben (SzurdokpĂŒspöki, KisnĂĄna). EredmĂ©nyeink arra is rĂĄvilĂĄgĂtottak, hogy ezeken az Ă©lĆhelyeken egy sor, a pontomediterrĂĄn faunakörhöz tartozĂł ritka, vĂ©delmet Ă©rdemlĆ molyhostölgyes Ă©s sztyep-sziklagyeplakĂł faj is megtalĂĄlhatĂł, melyek igen Ă©rtĂ©kes lepkeközössĂ©get alkotnak. Ezen közössĂ©gek Ă©lĆhelyei jelenleg nem ĂĄllnak vĂ©delem alatt, fennmaradĂĄsukat több negatĂv hatĂĄs veszĂ©lyezteti. HosszĂș tĂĄvĂș megĂłvĂĄsuk csak fokozott terĂŒleti vĂ©delemmel lehetsĂ©ges. Ennek Ă©rdekĂ©ben javasoljuk egy Ășj Natura 2000 SCI terĂŒlet kijelölĂ©sĂ©t a DĂ©li-MĂĄtrĂĄban (PĂĄlosvörösmarttĂłl KisnĂĄnĂĄig)