The longnose sawtail catshark is a little-known species of catshark, part of the family Scyliorhinidae, found off the northwestern Pacific islands of Amami Ōshima, Ogasawara, and Izu at depths of 350–550 m (1,150–1,800 ft). Reaching a length of 80 cm (31 in), it is characterized by a long flattened snout, a long space between the pelvic and anal fins, and a crest of enlarged dermal denticles along the dorsal caudal fin edge. Adults are plain dark gray above, while juveniles have a few faint dark saddles on the back and tail. The International Union for Conservation of Nature (IUCN) presently lacks the information to assess the conservation status of this species.
The green labeo or mountain labeo is a species of freshwater fish in the family Cyprinidae. It is found only in Sri Lanka, where it occurs in some of the streams in the basin of the Mahaweli River.
Labeo lankae is a species of cyprinid fish. It is endemic to Sri Lanka.
Oxynoemacheilus galilaeus is a species of stone loach in the family Nemacheilidae native to Israel and Syria.
The Ukrainian stickleback also known as the Caspian ninespine stickleback, southern ninespine stickleback, and Aral ninespine stickleback, is a species of fish in the family Gasterosteidae. It is found in Afghanistan, Bulgaria, Iran, Kazakhstan, Moldova, Romania, Russia, Serbia, Montenegro, and Ukraine.
Chaetodon falcula, the blackwedged butterflyfish or falcula butterflyfish, is a species of marine ray-finned fish a butterflyfish belonging to the family Chaetodontidae. It is found in the Indian Ocean.
Pethia cumingii, known as the Cuming's barb or the two spot barb, is a species of cyprinid fish endemic to Sri Lanka.
Puntius kelumi is a species of cyprinid fish in the genus Puntius. It is found in Sri Lanka.
Schistura notostigma, the spotback loach, is a species of ray-finned fish in the genus Schistura, distributed in peninsula of India and Sri Lanka. Until 2017, it was thought to be the only species of Schistura stone loach found in Sri Lanka before a new species Schistura madhavai, was described.
Puntius madhusoodani is a species of fish in the family Cyprinidae in Puntius genus. The species has been discovered in 2010, named and described jointly by Krishnakumar, Benno Pereira & Radhakrishnan and a study first published in Biosystematica in 2012. It was collected from Manimala River in Kerala, India, which has a running length of only 92 km and empties into the Vembanad Lake. Puntius madhusoodani is named after Prof. Dr. B. Madhusoodana Kurup, as an honour for his contribution towards the taxonomy and conservation of freshwater fishes of Kerala.
Capoeta razii, is a newly described species of freshwater cyprinid fish occurring mainly in southern Caspian Sea basin, Iran. This species was mistakenly reported by many authors as Capoeta gracilis in northern Iranian regions. It was first reported to be different from Capoeta gracilis by Levin et al. (2012).
Schistura madhavai, is a species of ray-finned fish in the genus Schistura, newly distributed from Sri Lanka. It is the second species of Schistura stone loach described from Sri Lanka, the other being the widely distributed native species Schistura notostigma.
Laubuka tenella is a species of small fish of the minnow and carp family, Cyprinidae, and the Danioninae subfamily. It was described in 2018 from specimens collected in the small streams of Cox's Bazar and Teknaf in Bangladesh and Thandwe river drainage in Western Myanmar.
Schistura scripta, is a species of ray-finned fish in the genus Schistura, newly identified from Sri Lanka. It is the third species of Schistura stone loach described from Sri Lanka, the other being the widely distributed native species Schistura notostigma and endemic Schistura madhavai.
Ompok argestes, is a species of sheatfishes endemic to Sri Lanka.
Devario micronema, is a fish belonging to the minnow family (Cyprinidae). It is endemic to Sri Lanka. However, the validity of the species description was noted problematic by several other local ichthyologists.
The Devario annnataliae, is a fish belonging to the minnow family (Cyprinidae). It is endemic to Sri Lanka. However, the validity of the species description was noted problematic by several other local ichthyologists.
The Devario monticola, is a fish belonging to the minnow family (Cyprinidae). It is endemic to Sri Lanka. However, the validity of the species description was noted problematic by several other local ichthyologists.
Devario udenii, is a fish belonging to the minnow family (Cyprinidae). It is endemic to Sri Lanka. However, the validity of the species description was noted problematic by several other local ichthyologists.
Galaxias supremus, the Kosciuszko galaxias, is a galaxiid of the genus Galaxias, a member of the Mountain Galaxias species complex group of freshwater fish, found in Australia.
