Table 1 Information on the sampling characteristics and the reproductive status of Phakellia ventilabrum specimens studied.

From: Oogenesis and lipid metabolism in the deep-sea sponge Phakellia ventilabrum (Linnaeus, 1767)

Sampling location

Sampling date

Specimens

Status

Code

Number of oocytes/mm2

Diameter of oocytes (μm)

Area occupied by oocytes/μm2

Skorpeodden, Korsfjord, Norway (59°58.8790′N, 05°22.4371′E)

8-Sep-16

Specimen_1

Oogenesis

Pre-vitellogenic (PV)

5

25 ± 3

0.004415

Langenuen, Norway (59°58.8790′N, 05°22.4371′E)

9-Sep-16

Specimen_2

Oogenesis

Pre-vitellogenic (PV)

2

17 ± 7

0.003803

Langenuen, Norway

9-Sep-16

Specimen_3

Oogenesis

pre-vitellogenic (PV)

3

23 ± 2

0.007567

Skorpeodden, Korsfjord, Norway

8-Sep-16

Specimen_4*

Oogenesis

Vitellogenic_I (Vi_I)

3

40 ± 1

0.047715

Langenuen, Norway

9-Sep-16

Specimen_5

Oogenesis

Vitellogenic_II (Vi_II)

2

71 ± 14

0.075556

Langenuen, Norway

9-Sep-16

Specimen_6*

Oogenesis

Vitellogenic_II (Vi_II)

5

62 ± 2

0.126028

Skorpeodden, Korsfjord, Norway

8-Sep-16

Specimen_7

Non-reproductive

 

Skorpeodden, Korsfjord, Norway

8-Sep-16

Specimen_8*

Non-reproductive

 

Skorpeodden, Korsfjord, Norway

8-Sep-16

Specimen_9*

Non-reproductive

 

Krugglöbranten, Sweden (58°53.10′N, 11°06.04′E)

28-Mar-19

Specimen_10

Oogenesis

Vitellogenic_II (Vi_II)

2

57 ± 14

0.039863

Krugglöbranten, Sweden

29-Mar-19

Specimen_11

Oogenesis

Vitellogenic_II (Vi_II)

2

53 ± 11

0.028747

Krugglöbranten, Sweden

28-Mar-19

Specimen_12

Non-reproductive

 

Krugglöbranten, Sweden

29-Mar-19

Specimen_13

Non-reproductive

 

  1. The asterisks signal the samples that were also used for the transcriptomic analysis.