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Francesca Gherardi (12 November 1955 – 14 February 2013) was an Italian zoologist,
ethologist Ethology is the scientific study of animal behaviour, usually with a focus on behaviour under natural conditions, and viewing behaviour as an evolutionarily adaptive trait. Behaviourism as a term also describes the scientific and objectiv ...
, and ecologist. Most of her work was performed at the Department of Biology of the
University of Florence The University of Florence (Italian: ''Università degli Studi di Firenze'', UniFI) is an Italian public research university located in Florence, Italy. It comprises 12 schools and has around 50,000 students enrolled. History The first universi ...
, Italy, where she was a researcher and an associate professor.


Early life and education

Gherardi became interested in crustaceans as a teen, when one of her friends had a tropical aquarium. She obtained a master's degree in Biology in 1979 from the University of Florence with a thesis on
aggressive behaviour Aggression is overt or covert, often harmful, social interaction with the intention of inflicting damage or other harm upon another individual; although it can be channeled into creative and practical outlets for some. It may occur either reacti ...
, dominance hierarchies and individual recognition in
decapods The Decapoda or decapods (literally "ten-footed") are an order of crustaceans within the class Malacostraca, including many familiar groups, such as crabs, lobsters, crayfish, shrimp and prawns. Most decapods are scavengers. The order is estim ...
. She gained her PhD in Animal Biology (Ethology) at the University of Florence with a dissertation on the eco-ethology of the freshwater crab ''
Potamon fluviatile ''Potamon fluviatile'' is a freshwater crab found in or near wooded streams, rivers and lakes in Southern Europe. It is an omnivore with broad ecological tolerances, and adults typically reach in size during their 10–12 year lifespan. They ...
''. Marco Vannini was her advisor for both degrees.


Career

In 1979-1984 and in 1987-1992 Gherardi taught sciences at high school; during this period she also collaborated with the science historian Bernardino Fantini (Geneva University). As a result of that collaboration she published two works on the history of Ethology, and spent a period at University of California at Berkeley. In 1986 she participated in a research field trip organized by Centro di Studi per la Faunistica ed Ecologia Tropicali of the Italian
Consiglio Nazionale delle Ricerche The National Research Council (Italian: ''Consiglio Nazionale delle Ricerche, CNR'') is the largest research council in Italy. As a public organisation, its remit is to support scientific and technological research. Its headquarters are in Rome. ...
in
Somalia Somalia, , Osmanya script: 𐒈𐒝𐒑𐒛𐒐𐒘𐒕𐒖; ar, الصومال, aṣ-Ṣūmāl officially the Federal Republic of SomaliaThe ''Federal Republic of Somalia'' is the country's name per Article 1 of thProvisional Constituti ...
, where for the first time she became interested in tropical
Decapods The Decapoda or decapods (literally "ten-footed") are an order of crustaceans within the class Malacostraca, including many familiar groups, such as crabs, lobsters, crayfish, shrimp and prawns. Most decapods are scavengers. The order is estim ...
, and in particular to
hermit crab Hermit crabs are anomuran decapod crustaceans of the superfamily Paguroidea that have adapted to occupy empty scavenged mollusc shells to protect their fragile exoskeletons. There are over 800 species of hermit crab, most of which possess an a ...
s and their gregarious behaviour. From 1988 to 1998, supported by subsequent programs of CNR, she studied Brachyura and
Anomura Anomura (sometimes Anomala) is a group of Decapoda, decapod crustaceans, including hermit crabs and others. Although the names of many anomurans include the word ''crab'', all true crabs are in the sister group to the Anomura, the Brachyura (the ...
from the East African
mangrove swamp Mangrove forests, also called mangrove swamps, mangrove thickets or mangals, are productive wetlands that occur in coastal intertidal zones. Mangrove forests grow mainly at tropical and subtropical latitudes because mangroves cannot withstand fre ...
s. That work resulted in a large number of published papers and intensive study of Mediterranean hermit crabs. Beginning in 1988, she developed a collaboration with Graziano Fiorito of the Stazione Zoologica Anton Dohrn, in Naples, Italy, that continued for more than 10 years working, together with her student Elena Tricarico, on the problem of individual recognition in ''
Octopus vulgaris The common octopus (''Octopus vulgaris'') is a mollusc belonging to the class Cephalopoda. ''Octopus vulgaris'' is one of the most studied of all octopus species, and also one of the most intelligent. It ranges from the eastern Atlantic, extends ...
''. In 1992 she was appointed researcher at the University of Florence. She became associate professor for the same department in 2011. The great bulk of her initial work concerned the social recognition in crustaceans and
cephalopod A cephalopod is any member of the molluscan class Cephalopoda (Greek plural , ; "head-feet") such as a squid, octopus, cuttlefish, or nautilus. These exclusively marine animals are characterized by bilateral body symmetry, a prominent head ...
s: she was particularly known for her studies on hermit crabs (and the problem of shell choice) and on
crayfish Crayfish are freshwater crustaceans belonging to the clade Astacidea, which also contains lobsters. In some locations, they are also known as crawfish, craydids, crawdaddies, crawdads, freshwater lobsters, mountain lobsters, rock lobsters, mu ...
. In the 1990s, Gherardi's research began to focus on the problem of
biological invasion An invasive species otherwise known as an alien is an introduced organism that becomes overpopulated and harms its new environment. Although most introduced species are neutral or beneficial with respect to other species, invasive species ad ...
s. She studied alien aquatic species, and in particular the red swamp crayfish ''
Procambarus clarkii ''Procambarus clarkii'', known variously as the red swamp crayfish, Louisiana crawfish or mudbug, is a species of cambarid crayfish native to freshwater bodies of northern Mexico, and southern and southeastern United States, but also introduce ...
'', a pest organism in European inland waters. She became an recognized authority on this species, developing with her students different methods of control. She collaborated with scientists including Jelle Atema (Boston University), Patsy McLauhglin (Shannon Point Marine Center); Bella Galil (Tel Aviv University); Brian A. Hazlett (University of Michigan); Bernardino Fantini (University of Geneve); Catherine Souty-Grosset (Université dé Poitiers); Piero Genovesi (Chair of IUCN ISSG); Dianna K. Padilla (Stony Brook University). Gherardi died suddenly on February 14, 2013.


Recognitions

She occupied the most important positions of the International Association of Astacology, such as secretary-treasurer (2000–02), president-elect (2002–04), president (2004–06), and past-president (2006–08), until in 2010 she was awarded the title of "Distinguished Astacologist 2010" for her achievements in the field. She was also a member of the Invasive Species Specialist Group (ISSG) of the
IUCN The International Union for Conservation of Nature (IUCN; officially International Union for Conservation of Nature and Natural Resources) is an international organization working in the field of nature conservation and sustainable use of natu ...
(2002-2013), reviewing their entry on ''Procambarus clarkii'' and was also a member of the Freshwater Crab and Crayfish Specialist Group of the IUCN (2009-2013) and of the IUCN Species Survival Commission (2002-2013).


Selected bibliography

* * * * * *


References


External links

* {{DEFAULTSORT:Gherardi, Francesca 1955 births 2013 deaths Italian zoologists Italian ecologists Italian women scientists