Sharks and Rays

Ray-finned fishes

Eels and Morays

Halosaurs and deep-sea Spiny eels

Jellynose fishes

Lightfishes and Dragonfishes

Live bearers, Killifishes and Rivulines

Perch-like fish

Antarctic dragonfishes

Asian leaffishes

Asian seaperches

Asiatic glassfishes

Australian salmon

Bagless glassfishes

Barbeled grunters

Barbled plunderfishes

Bigeyes or catalufas

Butterflyfishes

Cales and weed-whitings

Catadromous icefishes

Chameleonfishes

Climbing gouramies

Collared wrigglers

Combtooth blennies

Crocodile icefishes

Crocodile toothfishes

Deep-sea scalyfins

Deepwater cardinalfishes

Drums or croakers

Emperors or scavengers

False scorpionfishes

False trevallies

Freshwater sleepers

Freshwater tripletails

Grunters or tigerperches

Jacks and pompanos

Kissing gourami

Lanternbellies, temperate ocean-basses

Long-finned pike

Longfin escolars

Mackerels, tunas, bonitos

Moonyfishes or fingerfishes

Oceanic basslets

Patagonian blennies

Pike-, tube- and flagblennies

Sand stargazers

Sea basses: groupers and fairy basslets

Slimys, slipmouths or ponyfishes

Slope dragonets

Snake mackerels

Snaketooth fishes

Southern basses

Southern sandfishes

Spadefishes, batfishes and scats

Spiny plunderfishes

Splendid perches

Surgeonfishes, tangs, unicornfishes

Temperate basses

Temperate perches

Threadfin breams, Whiptail breams

Threefin blennies

Pikes and Mudminnows

Pipefishes and Seahorses

Pricklefishes, Bigscales and Gibberfishes

Puffers and Filefishes

Pygmy sunfishes

Scorpionfishes and Flatheads

Sticklebacks and Seamoths

Sturgeons and Paddlefishes

Swallowers and Gulpers

Tarpons and Tenpounders

Trout-perches, Pirate perches and Cavefish

Velifers, Tube-eyes and Ribbonfishes

Lobe-finned fishes

Setting up your tank

DIY Fish Tank Stand

250L community aquarium

Knout goby (Mesogobius batrachocephalus) fish species and information / pictures of Knout goby - Mesogobius batrachocephalus

Knout goby (Mesogobius batrachocephalus) fish species information

Scientific Name
Mesogobius batrachocephalus

Common Name
Knout goby

Biology
Dorsal spines (total): 7; Dorsal soft rays (total): 16-18; Anal spines: 1; Anal soft rays: 12 - 16. This species is distinguished from its congeners in freshwaters in Black Sea basin by the following characters: papillae in suborbital area 8-10 vertical rows; total scales in midlateral series 72-85; naked nape (Ref. 59043).

Classification

Classified By

Pallas, 1814

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Gobies (Gobiidae)

Distribution

Region

Europe

Distribution

Europe: Black Sea, and Sea of Azov.

Range

49°N - 40°N, 27°E - 54°E

Environment

Climate

Temperate

Water Temperature From

4 °C

Water Temperature To

18 °C

Depth From - meters

20 m

Depth To - meters

100 m

Zone

demersal

Environment

Marine; brackish; demersal; depth range 20 - 100 m (Ref. 4696)

Trophic Level

4.2 s.e. 0.73 Based on food items.

Occurs in Marine / Salt water

True

Occurs in Brackish water

True

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

34.5 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.6250 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Low to moderate vulnerability (33 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (tmax=8; tm=3;)

Threat To Humans

Harmless

IUCN Red List Status

Least Concern (LC)