panamic frillfin
Bathygobius ramosus
Small goby of sandy-bottomed tide pools on rocky shores of the eastern Pacific, from Mexico to Peru.
Also called: gobião-panamenho, gobião, mapo, Panamic frillfin
- maximum
- 20 cm
who is the panamic frillfin
The Panamic goby belongs to the family Gobiidae and reaches 20 cm. Females reach 9.5 cm. It lives in sandy-bottomed tide pools on rocky shores of the eastern Pacific, from Bahía Magdalena and the Gulf of California, Mexico, to northern Peru. It is found in the high tide pools of the intertidal zone. It has a small body and large, visible scales, and the tip of the tongue is divided. It has commercial use, including for aquariums.
Essential profile. Identification, where it occurs and rules, with data from FishBase and the cited regulations. Season, time of day, technique and bait are added once we have a good source for the panamic frillfin.
identification
Small body, olive green to brown, with dark spots on the flanks. The tip of the tongue is forked, the scales are large and very visible, and the tips of the upper pectoral fin rays are free. The first dorsal fin is pigmented to its edge, and there are dark spots behind the eyes. The ventral disc is rounded, with large lateral lobes. It lives in high tide pools with sandy bottoms on rocky shores.
Loading the next 7 days…
Each card shows the day's index (0 to 100) and, below it, a strip with the index for each hour, from 0h to 23h. from poor to excellent.
Essential profile: the index uses a general fish model (weather, sun, moon and tide), without a season or time of day specific to this species.
where found
Lives in the eastern Pacific, from the Gulf of California and Magdalena Bay, Mexico, to northern Peru.
Habitat: Sandy-bottomed tide pools on rocky shores, in the intertidal zone.
rules for the panamic frillfin
Summary of the regulations we found, with the source for each. Rules change; before keeping or transporting fish, check with the state environmental agency.
We found no species-specific rule beyond the region's general rules.
catch and release
catch and release Releasing the fish alive, quickly and with a wet hand. During a closed season it isn't always allowed: what the regulation says applies.
It poses no danger to anglers. Because it is small, it can be released carefully and quickly.
how much it weighs without taking it out of the water
Length-weight relationship W = a·Lb (a = 0.00741, b = 3.09; FishBase (relação peso-comprimento bayesiana, estimativa)). It's an average: a fat or lean fish can vary by 10% to 20%.
estimated weight
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sources and references
Essential profile: size, length-weight, depth, countries and conservation come from FishBase and the cited regulations, and the texts were written from those sources. Season, time of day, sensitivities, technique and baits and lures are not included yet, because we did not find a good source for this species.
- scientific FishBase: Bathygobius ramosus (ficha da espécie)Size, length-weight, depth, habitat, distribution, biology, and IUCN status. Page checked on Oct 13, 2026.
- scientific FishBase: nomes populares de Bathygobius ramosusNames by country and language.