Come identificare Padanian Goby

Per identificare Padanian Goby (Padogobius bonelli), osserva queste caratteristiche chiave.

Caratteristiche fisiche

Forma del corpo

elongated

Colorazione

The body is typically mottled brown, grey, and olive, providing excellent camouflage against stony riverbeds. Darker blotches and irregular bands are often present along the flanks. The fins are generally translucent with dark spots or bands. Males in breeding season develop more intense coloration, often with darker bodies and more prominent fin markings, sometimes with a bluish tint on the head.

Tipo di squame

ctenoid

Posizione della bocca

terminal

Caratteristiche distintive

Two distinct dorsal fins, the first with spiny rays and the second with soft rays., Pelvic fins fused into a single, suction-cup-like disc, characteristic of gobies, used for clinging to substrates in strong currents., Large head with a relatively wide mouth., Prominent eyes positioned dorsally on the head., Lateral line system well-developed, with sensory pores on the head and body.

Pinna dorsale

Two dorsal fins: D1 VI-VII (6-7 spiny rays); D2 I/9-11 (1 spiny ray, 9-11 soft rays). The first dorsal fin is typically lower than the second.

Pinna caudale

Caudal fin rounded or slightly truncate, with 13-15 branched rays.

Pinna pettorale

Pectoral fins large and rounded, with 15-18 rays.

Pinne distintive

Pelvic fins fused into a single, anteriorly concave, adhesive disc (I/5), located beneath the pectoral fins. Anal fin I/8-10 (1 spiny ray, 8-10 soft rays).

Consigli per l'identificazione

1. 1

   Body Shape and Size

   Small, elongated body, typically reaching 8-10 cm (3-4 inches) in total length, with a maximum recorded size of about 12 cm. Males are generally larger than females.

2. 2

   Coloration and Pattern

   Mottled brown/grey/olive with irregular dark blotches and bands, providing excellent camouflage. Look for the characteristic dark spots on the fins.

3. 3

   Pelvic Fin

   The most definitive feature is the fused pelvic fins forming a suction cup, typical of gobies. This allows it to cling to rocks in strong currents.

4. 4

   Dorsal Fins

   Two distinct dorsal fins. The first dorsal fin has 6-7 spiny rays, and the second has 1 spiny ray followed by 9-11 soft rays.

5. 5

   Head and Eyes

   Relatively large head with dorsally positioned eyes and a wide mouth.

Esplora Padanian Goby