August 28, 2022 admin 0 Comments

Hover Fly and you may Bee Fly Variety Range

Bee Varieties Variety

Off 2009 to 2018, 192 bee variety (Hymenoptera: Apoidea: Anthophila) was caught inside Calanques National Playground via each other internet and you may bowl pitfall selections. It belonged in order to half a dozen family and 38 genera. Megachilidae is actually the essential varieties-steeped household members, followed by Apidae and you will Halictidae, which have 53, forty-two, and 43 kinds, respectively. Andrena Fabricius, 1775 are this new wealthiest genus, which have 33 kinds, while seven genera was indeed represented because of the only 1 species (Stelis Panzer, 1806; Protosmia Ducke, 1900; Pseudoanthidium Friese, 1898; Coelioxys Latreille, 1809; Chelostoma Latreille, 1809; Anthidiellum Cockerell, 1904; Amegilla Friese, 1897; Panurgus Panzer, 1806; Supp Desk step 1 [on the web just] ). Utilising the jackknife step 1 and you may 2 spiders, the total bee species fullness was estimated is between ± nine.89 and you can ± . Brand new noticed richness for this reason illustrated 71.step three so you can 79.6% of estimated bee fullness ( Table dos). The newest Chao1 approach projected the brand new observed richness to get 76.8% of one’s possible maximum richness ( Table 2). Probably the most plentiful variety is actually Apis mellifera L. (276 somebody), accompanied by Rhodanthidium septemdentatum (Latreille, 1809), Rh. sticticum (Fabricius, 1787) (174 and you may 168 someone, respectively), and you will Lasioglossum transitorium (Shenck, 1868) (113 anyone). In the end, 50 kinds (26%) was illustrated by the singular individual (singletons).

Ecological Qualities of Bees

Regarding the environmental faculties regarding nesting choice, i identified 59 unmarried bee types nesting more than floor, ninety five solitary bee kinds nesting below ground and you can 23 cleptoparasitic types, add up to 29.7, 47.9, and several.0% of the overall bee varieties richness, respectively. I seen five public types (bumble bees and you will honey bees-2.1%). In the end, brand new nesting choice off 14 species remain not familiar (seven.3%- Supp Desk step one [on the internet simply] ). Concerning your flowery diet out of bee species, i discovered that 105 types (54.7%) foraged to your many bush varieties (i.elizabeth., generalist types, polylectic) and 51 variety (twenty six.5%) foraged using one plant family relations or you to definitely/couples plant types (i.age., specialist kinds, oligolectic). Toward remaining thirty-six bee types (18.8%), the newest floral diet plan wasn’t identified (elizabeth.grams., to possess cleptoparasitic varieties). Yet not, very generalist varieties showed an inclination for 1 or several bush parents ( Supp Dining table 1 [on the web simply] ). Into the forty two singletons, fourteen bee kinds (28%) was basically professionals, and you may nine bee kinds (18%) was basically cleptoparasitic ( Supp Desk step 1 [online merely] ).

An enthusiastic IUCN standing is actually designed for 178 types (excluding this new kinds buildings and you may as yet not known kinds). Those types of, 47 varieties have been categorized as studies lacking (DD-26.4%), 124 species were least alarmed (LC-69.6%), six variety have been near threatened (NT-step three.4%; Andrena ovatula (Kirby, 1802), Colletes albomaculatus (Lucas, 1849), Dasypoda argentata Panzer, 1809, Halictus quadricinctus (Fabricius, 1776), Lasioglossum prasinum (Smith, 1848), and you will L. pygmaeum (Schenck, 1853)), and one kinds are noticed endangered (EN-0.6%; L. soror (Saunders, 1901)- Supp Dining table step 1 [online just] ). Three oligolectic types have been among eight endangered bee types. An excellent. ovatula and you can C. albomaculatus was specialist on Fabaceae, D. argentata try an expert to your Caprifoliaceae.

Away joingy profiles from 2009 in order to 2018, 38 species of hover flies (Diptera: Syrphidae) have been caught in Calanques National Park. It belonged to 24 genera ( Supp Table dos [on the internet only] ). The most plentiful genera was basically Paragus Latreille, 1804 (33 individuals), Meliscaeva Frey, 1946 (fourteen people), and you may Sphaerophoria Lepeletier de- Saint-Fargeau Audinet-Serville in the Latreille, 1828 (thirteen anyone), whereas 20 variety (53%) have been represented from the only 1 personal ( Supp Desk dos [on line merely] ). This new bee flies (Diptera: Bombyliidae) was basically portrayed because of the 20 varieties, together with four singletons (25%) ( Supp Table 3 [on the web only] ). The newest quote of overall kinds fullness out-of hover flies and you may bee flies are anywhere between 83 and 97 varieties by using the jackknife 1 and dos spiders, correspondingly. For that reason, brand new noticed richness represented 59.8–69.9% of estimated hover fly and you will bee fly richness ( Desk 2).

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