Our histological study on the smooth lumpsucker
has shown a discontinuous type of oogenesis or determinate type of fecundity, which is characterized by 2 oocyte generations (vitellogenic oocytes and reserve fund of sex cells) in ovaries at the developing and spawning-capable phases.
get their name from specially adapted pelvic fins on their bellies which form a suction cup.
The morphology, variability, ultrasculpture and inferred growth of small dermal and other ossicles of Cyclopterus lumpus (lumpsucker
) and Liparis liparis (sea snail) from the Baltic Sea can be compared with those seen in three genera and species (Triglopsis quadricornis--fourhorn sculpin, Myoxocephalus scorpius--shorthorn sculpin, Taurulus bubalis--longspined bullhead) of the related cottoid family Cottidae (sculpins) as described by Marss et al.
The conclusions of the study also show that minimal consumption of lumpsucker
, hake or salmon roe satisfies the human body's Omega 3 essential fatty acid requirements, because of its levels of EPA y DHA.
Frankie Hobro of the Sea Zoo said yesterday: "This particular lumpsucker
hadbeen dredged upby the trawler and travelled throughout the length of the conveyor belt system, out of water, before being dumped face down in a large tub of mussels.
"We are lucky that there was a male lumpsucker
available - even if he did have to endure a 600- mile journey."
Anglesey Sea Zoo's new displays for 2016 are lumpsuckers
, moon jellyfish and rare British Spiny seahorses, now part of the Zoo's unique British seahorse breeding and conservation programme.
These include seahorses, lobsters, rays and the lumpsucker
Cabezon (j) Scorpeanichthys marmoratus Pacific staghorn Leptocottus armatus sculpin Agonidae Sturgeon poacher (j) Podothecus acipenserinus Cyclopteridae Pacific spiny Eumicrotremus orbis lumpsucker
Carangidae Jack mackerel Trachurus symmetricus Bramidae Pacific pomfret Brama japonica Anarhichadidae Wolf-eel (j) Anarrhichthys ocellatus Ammodytidae Pacific sandlance Ammodytes hexapterus Zaprodidae Prowfish (j) Zaprora silenus Scombridae Chub mackerel Scomber japonicus Centrolophidae Medusafish Icichthys lockingtoni Bothidae Sanddabs (j) Citharichthys spp.
Moon jellyfish, spiny seahorses and lumpsucker
fish have been brought to the aquarium thanks to a PS100,000 cash boost.
Nigel Howitt did land the biggest fish of the day but his lumpsucker
of 7-3-0, the second biggest I have recorded, was not eligible for the competition and was returned alive after weighing.
sculpin (unidentified) 4.33 Cryptacanthodes giganteus giant wrymouth 0.76 Lycodes palearis wattled eelpout 0.86 Eopsetta jordani petrale sole 0.97 Mallotus villosus capelin 1.47 Lycodes brevipes shortfin eelpout 0.13 Dasycottus setiger spinyhead sculpin 1.33 Aptocyclus ventricosus smooth lumpsucker
0.74 Podothecus acipenserinus sturgeon poacher 0.19 Sebastes elongatus greenstriped rockfish 0.05 Sebastes wilsoni pygmy rockfish 0.00 Myctophidae lanternfish (unidentified) 0.19 Triglops spp.