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Table 2 Validated previous records of Tesserogastria musculosa Beyer, 1958 summarized by reference

From: The illusion of rarity in an epibenthic jellyfish: facts and artefacts in the distribution of Tesserogastria musculosa (Hydrozoa, Ptychogastriidae)

References

Locality

Region/country

Collection datea

Abundance

Type of record/language

[4]

Digerud (type locality) and several others in Oslofjord

Skagerrak/Norway

May 1952; June 1949, 1952, and 1953

> 4000 Medusae

Published scientific article/English

[5]

Steilene, Gåsöy, Lysakerfjord, and Helvik; Oslofjord

Skagerrak/Norway

January and October 1962, August 1965

Up to > 1000 ind/m3

Published scientific article/English

[6]

several stations inside Oslofjord

Skagerrak/Norway

September and December 1966, April 1967

N/D

Published scientific article/English

[7]

Fensfjorden and Sognefjorden

North Sea/Norway

N/D

N/D

Technical report/Norwegian

[8]

Fanafjord

North Sea/Norway

April, June, September and December 1979

Abundant

Thesis dissertation/Norwegian

[9]

several stations inside Oslofjord

Skagerrak/Norway

August 1981 to 1993. Unknown dates in 1983–1986

Common

Technical report/Norwegian

[24]

Gråøyrenna; Oslofjord

Skagerrak/Norway

May 1973

> 1500 Medusae

Published scientific article/English

[25]

Gråøyrenna and Elle; Oslofjord

Skagerrak/Norway

December 1974, June 1975

Abundant

Thesis dissertation/Norwegian

[26]

Granerøstøa; Oslofjord

Skagerrak/Norway

June 1996

Abundant

Technical report/Norwegian

[27]

Elle; Oslofjord

Skagerrak/Norway

September 2012

Presence only record

Technical report/Norwegian

[39]

Elle and Gråøyrenna; Oslofjord

Skagerrak/Norway

September 2000

Presence only record

Technical report/Norwegian

[43]

Oslofjord

Skagerrak/Norway

N/D

Several medusae

Museum catalogue/French

[44]

Rauer

Skagerrak/Norway

November 1997

Presence only record

Technical report/Norwegian

[45]

Elle; Oslofjord

Skagerrak/Norway

September 2001

Presence only record

Technical report/Norwegian

[46]

Vesthullet; Oslofjord

Skagerrak/Norway

September 2002

Presence only record

Technical report/Norwegian

[47]

Elle and Steilene; Oslofjord

Skagerrak/Norway

September 2003 and 2004

Presence only record

Technical report/Norwegian

[48]

Steilene, Gråøyrenna, and Vesthullet; Oslofjord

Skagerrak/Norway

September 2005

Presence only record

Technical report/Norwegian

[49]

Gråøyrenna; Oslofjord

Skagerrak/Norway

September 2008

Presence only record

Technical report/Norwegian

[50]

Gråøyrenna; Oslofjord

Skagerrak/Norway

September 2009

1 Medusa

Technical report/Norwegian

[51]

Spro; Oslofjord

Skagerrak/Norway

October 1962

N/D

Museum catalogue/English

[52]

Essvik, and Kiuben; Gullmarfjord

Skagerrak/Sweden

October 1964

N/D

Museum catalogue/English

[53]

Digerud; Oslofjord

Skagerrak/Norway

N/D

N/D

Museum catalogue/English

  1. N/D no data
  2. aExact position (latitude, longitude) of the sampled sites are not always available in the original sources. Sampling was conducted in all cases with a Beyer’s 50 cm epibenthic closing net or a slightly modified version of the same