Hover Travel and you may Bee Fly Variety Assortment

Hover Travel and you may Bee Fly Variety Assortment

Bee Species Diversity

From 2009 so you can 2018, 192 bee species (Hymenoptera: Apoidea: Anthophila) was caught during the Calanques Federal Playground thru both net and you can dish pitfall stuff. It belonged so you can half dozen family members and you will 38 genera. Megachilidae are the absolute most types-steeped household members, followed closely by Apidae and you will Halictidae, with 53, 44, and 43 species, correspondingly. Andrena Fabricius, 1775 is brand new wealthiest genus, which have 33 types, whereas 7 genera were represented by the singular kinds (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 Dining table 1 [on line merely] ). Making use of the jackknife step 1 and you can dos spiders, the total bee types richness are estimated is between ± 9.89 and ± . The brand new noticed fullness therefore illustrated 71.step three so you’re able to 79.6% of the estimated bee richness ( Desk dos). Brand new Chao1 strategy projected new noticed fullness to get 76.8% of prospective limitation fullness ( Table dos). Many plentiful types are Apis mellifera L. (276 individuals), accompanied by Rhodanthidium septemdentatum (Latreille, 1809), Rh. sticticum (Fabricius, 1787) (174 and you may 168 someone, respectively), and Lasioglossum transitorium (Shenck, 1868) (113 someone). Fundamentally, 50 types (26%) was indeed represented from the only one individual (singletons).

Environmental Qualities away from Bees

Regarding your ecological traits out-of nesting choice, we understood 59 single bee variety nesting significantly more than crushed, ninety-five solitary bee types nesting underground and you will 23 cleptoparasitic variety, equal to 29.eight, 47.9, and you can twelve.0% of your complete bee kinds fullness, respectively. I understood four public types (bumble bees and honey bees-2.1%). Eventually, the fresh nesting needs out-of fourteen variety are not familiar (seven.3%- Supp Desk step 1 [on the internet simply] ). Regarding your floral diet plan of bee types, we found that 105 types (54.7%) foraged towards a wide range of plant variety (we.elizabeth., generalist variety, polylectic) and you can 51 species (26.5%) foraged on one bush friends otherwise that/couple bush variety (we.elizabeth., pro varieties, oligolectic). Towards remaining thirty six bee varieties (18.8%), the floral diet plan wasn’t known (age.grams., to possess cleptoparasitic species). Although not, most generalist variety showed a choice for 1 otherwise several bush family ( Supp Desk step 1 [on line merely] ). To your 49 singletons, fourteen bee kinds (28%) was indeed specialists, and you can 9 bee varieties (18%) was in fact cleptoparasitic ( Supp Desk 1 [on the internet only] ).

An IUCN position is actually available for 178 species (excluding this new varieties complexes and unidentified varieties). Among those, 47 varieties was categorized given that study lacking (DD-twenty-six.4%), 124 species was indeed minimum concerned (LC-69.6%), half dozen species was indeed near endangered (NT-step 3.4%; 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 another varieties was felt endangered (EN-0.6%; L. soror (Saunders, 1901)- Supp Dining table step 1 [on line simply] ). Around three oligolectic species had been among the many seven threatened bee kinds. An effective. ovatula and you can C. albomaculatus are experts for the Fabaceae, D. argentata was a specialist toward Caprifoliaceae.

Out-of 2009 in order to 2018, 38 species of hover flies (Diptera: Syrphidae) was trapped for the Calanques National Playground. It belonged to help you twenty-four genera ( Supp Table 2 [online simply] ). The absolute most plentiful genera have been Paragus Latreille, 1804 (33 anyone), Meliscaeva Frey, 1946 (14 some body), and Sphaerophoria Lepeletier de Saint-Fargeau Audinet-Serville in the Latreille, 1828 (13 people), whereas 20 kinds (53%) was indeed depicted because of the singular individual ( Supp Table dos [online simply] ). Brand new bee flies (Diptera: Bombyliidae) was indeed illustrated of the 20 types, as well as five singletons (25%) ( Supp Table step 3 [on line simply] ). The latest estimation of full types fullness regarding hover flies and you can bee flies are anywhere between 83 and 97 types by using the jackknife step 1 and 2 indexes, respectively. For that reason, dating fabswingers this new noticed richness portrayed 59.8–69.9% of the estimated hover fly and you will bee travel fullness ( Dining table 2).

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